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	<title>Archives des nombres entiers | Pôle Ressources Pédagogiques</title>
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		<title>Nombres entiers et décimaux</title>
		<link>https://poleressourcespedagogiques.fr/nombres-entiers-et-decimaux</link>
					<comments>https://poleressourcespedagogiques.fr/nombres-entiers-et-decimaux#respond</comments>
		
		<dc:creator><![CDATA[L'équipe du PRP]]></dc:creator>
		<pubDate>Fri, 21 Jun 2024 15:15:47 +0000</pubDate>
				<category><![CDATA[5ème]]></category>
		<category><![CDATA[mathématiques]]></category>
		<category><![CDATA[nombres et calculs]]></category>
		<category><![CDATA[nombres entiers]]></category>
		<category><![CDATA[nombres décimaux]]></category>
		<guid isPermaLink="false">https://poleressourcespedagogiques.fr/?p=16430</guid>

					<description><![CDATA[<p>Nombres entiers et décimaux &#8211; cours et exercices 5ème Type de ressources : Cours et exercices corrigés nombres entiers et [&#8230;]</p>
<p>L’article <a href="https://poleressourcespedagogiques.fr/nombres-entiers-et-decimaux">Nombres entiers et décimaux</a> est apparu en premier sur <a href="https://poleressourcespedagogiques.fr">Pôle Ressources Pédagogiques</a>.</p>
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					<h2 class="elementor-heading-title elementor-size-large">Nombres entiers et décimaux - cours et exercices 5ème </h2>				</div>
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									<ul><li><b>Type de ressources : </b>Cours et exercices corrigés nombres entiers et décimaux (version complétée à destination des enseignants et/ou des parents et version vierge à destination des élèves). </li><li><b>Niveau scolaire :</b> 5ème, cycle 4</li><li style="font-size: 14px;"><strong style="font-size: 14px;">Matière :</strong> Mathématiques</li><li style="font-size: 14px;"><strong style="font-size: 14px;">Domaine : </strong><span style="font-size: 14px;">Nombres et calculs </span></li><li style="font-size: 14px;"><strong style="font-size: 14px;">Nombre de page :</strong> 27</li><li style="font-size: 14px;" data-elementor-setting-key="title" data-pen-placeholder="Écrivez ici..."><span style="font-weight: bold;">Date de publication :</span> 21/06/2024</li><li style="font-size: 14px;" data-elementor-setting-key="title" data-pen-placeholder="Écrivez ici..."><span style="font-weight: bold;">Numéro de la ressource pédagogique :</span> 16448</li><li style="font-size: 14px;" data-elementor-setting-key="title" data-pen-placeholder="Écrivez ici..."><span style="font-weight: bold;">Format :</span> pdf</li></ul>								</div>
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									<div class="elementor-tab-title elementor-tab-mobile-title" aria-selected="true" data-tab="1" role="tab" tabindex="0" aria-controls="elementor-tab-content-4831" aria-expanded="false">Description</div>
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									<div class="elementor-tab-title elementor-tab-mobile-title" aria-selected="false" data-tab="2" role="tab" tabindex="-1" aria-controls="elementor-tab-content-4832" aria-expanded="false">Détails</div>
					<div id="elementor-tab-content-4832" class="elementor-tab-content elementor-clearfix" data-tab="2" role="tabpanel" aria-labelledby="elementor-tab-title-4832" tabindex="0" hidden="hidden"><ul style="margin-bottom: 0px; padding-inline-start: 48px;"><li><h4><u style="font-family: inherit; font-style: inherit; font-weight: inherit; color: var( --e-global-color-text );">Vous trouverez dans le document PDF :</u></h4></li></ul><div><h2 style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 18pt; font-family: Impact,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Nombres entiers et décimaux</span></h2><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b id="docs-internal-guid-c51d9357-7fff-3b82-04a1-903685e86fa1" style="font-weight: normal;"> </b></p><div dir="ltr" style="margin-left: 0pt;" align="left"><table style="border: none; border-collapse: collapse; table-layout: fixed; width: 1064px; height: 910px;"><colgroup> <col /></colgroup><tbody><tr style="height: 0pt;"><td style="vertical-align: top; background-color: #b6d7a8; padding: 5pt 5pt 5pt 5pt; overflow: hidden; overflow-wrap: break-word; border: solid #000000 1pt;"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Domaine :</span><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> Nombres et calculs</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Connaître : </span></p><ul style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;"><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Connaître et restituer les règles de calcul</span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Connaître le le vocabulaire, les formules </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Connaître les propriétés et les théorèmes </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Connaître la notion de diviseur et de multiple d’un entier </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Savoir nommer une expression numérique </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Connaître le vocabulaire spécifique à la division euclidienne </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Connaître les nombres premiers inférieurs à 30 </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Connaître la définition d’un nombre décimal </span></p></li></ul><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Modéliser : </span></p><ul style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;"><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Traduire une situation en langage mathématique </span></p></li></ul><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Représenter :</span><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></p><ul style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;"><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Produire et utiliser différentes écritures des nombres </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Représenter sur un axe ou dans un repère </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Décomposer un entier en produit de facteurs premiers </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Ecrire un nombre décimal de plusieurs manières </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Placer un nombre décimal sur une demi-droite graduée </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Lire l’abscisse d’un point sur une demi-droite graduée </span></p></li></ul><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Raisonner : </span></p><ul style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;"><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Mobiliser des connaissances pour résoudre un problème </span></p></li></ul><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Calculer</span><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> : </span></p><ul style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;"><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Avec des nombres, de manière exacte ou approchée </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Utiliser pour cela des stratégies et techniques adaptées </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Calculer une expression numérique avec ou sans parenthèses </span></p></li></ul><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Communiquer :</span><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></p><ul style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;"><li dir="ltr" style="list-style-type: disc; font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 12pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Utiliser un vocabulaire et des notations adéquats</span></p></li></ul></td></tr></tbody></table></div><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><h2 style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Leçon nombres entiers et décimaux (version complétée)  </span><span style="font-size: 15pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></h2><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><ol style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;"><li dir="ltr" style="list-style-type: upper-roman; font-size: 15pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 15pt; font-family: Arial,sans-serif; color: #000000; background-color: #fff2cc; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Les nombres entiers naturels</span></p></li></ol><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Définition : </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">les nombres entiers naturels sont 0, 1, 2, 3, 4, 5, …, 98, 99, 100, …, 112,113,&#8230;</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Division euclidienne de deux entiers naturels : </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">               a = b x q + r</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">               0 ≤ r &lt; b</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Propriété</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Lorsque le reste de la division euclidienne d’un entier a par un entier b (non nul) est égal à 0 (r = 0), on peut écrire : a = b × q. </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">On dit alors que : </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">• b est un diviseur de a (ou que a est divisible par b) </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">• a est un multiple de b</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Exemple : </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">12 = 4×3. Le reste de la division euclidienne de 12 par 3 est nul. On dit que 12 est un multiple de 3, ou encore que 3 est un diviseur de 12.</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Remarque : Tout nombre entier naturel est divisible par 1 et lui-même </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><hr /><h3 style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Exercices corrigés nombres entiers et décimaux</span></h3><hr /><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><ol style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;"><li dir="ltr" style="list-style-type: decimal; font-size: 13pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Effectue la division euclidienne de 138 par 5</span><span style="font-size: 13pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></p></li></ol><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">138 = 5 x 27 + 3</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><ol style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;" start="2"><li dir="ltr" style="list-style-type: decimal; font-size: 13pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Dans la division euclidienne de 132 par 9, le reste vaut 6. Quel est le quotient ?</span></p></li></ol><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">132 = 9 x ? + 6 ; 132 &#8211; 6 = 9 x ? ; 126 = 9 x ? ; 126 : 9 = 14</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">                                     </span><span style="font-size: 13pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Le quotient vaut 14.</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><ol style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;" start="3"><li dir="ltr" style="list-style-type: decimal; font-size: 13pt; font-family: Roboto,sans-serif; color: #0d0d0d; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13pt; font-family: Roboto,sans-serif; color: #0d0d0d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Quel est le plus grand diviseur commun à 36 et 54</span></p></li></ol><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13pt; font-family: Roboto,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">36 = 2 x 2 x 3 x 3 = 2 x 18 </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13pt; font-family: Roboto,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">54 = 2 x 3 x 3 x 3 = 3 x 18</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13pt; font-family: Roboto,sans-serif; color: #38761d; background-color: #fce5cd; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">18 est le PGCD de 36 et 54 </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><hr /><h3 style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Leçon  </span><span style="font-size: 15pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></h3><hr /><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #0000ff; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Définition : </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #0000ff; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Un nombre entier naturel est un nombre premier à condition qu’il possède exactement 2 diviseurs</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Remarque : ces deux diviseurs sont 1 et le nombre premier lui-même </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #000000; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Exemple : </span></p><ul style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;"><li dir="ltr" style="list-style-type: disc; font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">13 est un nombre premier car il n’est divisible que par 1 et lui-même. </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> 9 n’est pas un nombre premier car il est divisible par 3</span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">1 n’est pas premier car il a un seul diviseur. </span></p></li><li dir="ltr" style="list-style-type: disc; font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Roboto,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">0 n’est pas premier car il est divisible par 2, et d’ailleurs par tous les entiers non nuls</span></p></li></ul><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Propriété</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Les nombres premiers inférieurs à 30 sont : 2, 3, 5, 7, 11, 13, 17, 19, 23, 29.</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><hr /><h3 style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Exercices corrigés</span></h3><hr /><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><ol style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;"><li dir="ltr" style="list-style-type: decimal; font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffff00; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Soulignez </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">les nombres premiers : </span></p></li></ol><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">1      </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">11</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">       </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">23</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">       39       </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">47</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">       51        69        </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">73</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">       456</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><ol style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;" start="2"><li dir="ltr" style="list-style-type: decimal; font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Dire si les affirmations suivantes sont VRAIES ou FAUSSES : </span></p></li></ol><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">(a) Aucun nombre premier n’est pair : </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Faux car 2 est pair et premier</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">(b) Si on multiplie deux nombres premiers, le résultat est premier : </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Faux car 6 = 2 x 3 avec 2 et 3 premiers mais 6 non premier car divisible par 2.</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">(c) Parmi les diviseurs de 45, il y a exactement deux nombres premiers : </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: transparent; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">45 = 3 x 3 x 5      3 et 5 sont les seuls diviseurs premiers de 45 donc c&rsquo;est vrai. </span></p><hr /><h3 style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Leçon  </span><span style="font-size: 15pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></h3><hr /><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">LE THÉORÈME FONDAMENTAL DE L’ARITHMÉTIQUE </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Tout nombre entier supérieur ou égal à 2, non premier, peut s’écrire comme le produit de nombres premiers. </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Remarque : Cette écriture s’appelle la </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: bold; font-style: italic; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">décomposition en facteurs premiers </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Exemple : </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">24 = 2×2×2×3 </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">450 = 2×3×3×5×5 </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">2022 = 2×3×337 </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Comment déterminer la décomposition en facteurs premiers d&rsquo;un entier ?</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><hr /><p dir="ltr" style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Exercice corrigé</span></p><hr /><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Déterminer la décomposition en facteurs premiers de 56</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><hr /><p dir="ltr" style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Leçon  </span><span style="font-size: 15pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></p><hr /><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 15pt; font-family: Arial,sans-serif; color: #000000; background-color: #fff2cc; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">II &#8211; Les différentes écritures des nombres décimaux et leur représentation géométrique </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">DÉFINITION </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Une fraction décimale est une fraction dont le dénominateur est 10 ou 100 ou 1000, etc.. </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">DÉFINITION </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Un nombre est dit décimal à condition qu’il puisse s’écrire sous la forme d’une fraction décimale. </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">PROPRIÉTÉ </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Un nombre décimal peut s’écrire sous différentes formes.</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Exemples : </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">PROPRIÉTÉ </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Un nombre décimal est la somme d’un nombre entier, appelé </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">partie entière </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">et d’un nombre inférieur à 1, appelé </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">partie décimale.</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Exemple : </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">13,456 = 13 + 0,456 =</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">DÉFINITION </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Une </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">demi-droite graduée</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> est une demi-droite sur laquelle on a choisi une unité de longueur. Cette unité de longueur est reportée régulièrement à partir de l’origine de la demi-droite. Sur une demi-droite graduée, chaque point est repéré par un seul nombre (décimal ou non) appelé abscisse du point. </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Inversement, à chaque nombre décimal correspond un seul point qui est la représentation géométrique du nombre décimal.</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Exemples : </span></p><ol style="margin-top: 0; margin-bottom: 0; padding-inline-start: 48px;"><li dir="ltr" style="list-style-type: decimal; font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Le point O a pour abscisse : </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">0</span></p></li><li dir="ltr" style="list-style-type: decimal; font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Le point A a pour abscisse : </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">1</span></p></li><li dir="ltr" style="list-style-type: decimal; font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Le point E a pour abscisse : </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">1 + ¾ = 7/4 = 1,75</span></p></li><li dir="ltr" style="list-style-type: decimal; font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Placer le point </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">D</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> d&rsquo;abscisse 1,5</span></p></li><li dir="ltr" style="list-style-type: decimal; font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Place le point </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">B</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> d&rsquo;abscisse 0,25</span></p></li><li dir="ltr" style="list-style-type: decimal; font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre;" aria-level="1"><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" role="presentation"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Placer le point </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">C</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> d&rsquo;abscisse 0,75</span></p></li></ol><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><hr /><h3 style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Exercices corrigés nombres entiers et décimaux</span></h3><hr /><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">1. Pour chacun des deux nombres suivants, donner la décomposition décimale selon le rang et la décomposition en fractions selon le rang. </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">13,51 = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">13 + 5 x 0,1 + 1 x 0, 01 = 13 + 5 x 1/10 + 1 x 1/100</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">432,32 =</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> 432 + 3 x 0,1 + 2 x 0,01 = 432 + 3 x 1/10 + 2 x 1/100</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">2. Ecrire le nombre décimal correspondant à la décomposition ci-dessous : </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">435 + 6 x 0, 1 + 2 x 0, 01 = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">435,62</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">3. Écrire en écriture fractionnaire et décimale les nombres suivants : </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Nombre : Trente-sept centièmes </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Écriture fractionnaire : 37/100</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Écriture décimale : 0,37</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Nombre : six cent quarante-deux millièmes </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Écriture fractionnaire : 642/1000</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Écriture décimale : 0,642</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Nombre : cinq cent trente-huit dixièmes</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Écriture fractionnaire : 538/10 </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Écriture décimale : 53,8</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">4. Parmi les 4 nombres suivants, entourez celui qui est égal à 43 + 91/100.</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">43,091            </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> 43,91  </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">           4,391            439,1 </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">5. Comparer les nombres suivants, en complétant les pointillés par &lt;, =, ou &gt; : </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">84 &#8230;&#8230;37                     4,210 &#8230;. 4,21                    0,506 &#8230;. 0,65                        </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">0,013 …..0,12             3574 &#8230;.. 3576                   5,11 &#8230;. 5,021 </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">6. On donne le nombre a = 132,478. Pour chaque question, donner l’écriture décimale du nombre obtenu après l’opération demandée : </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">1. On ajoute trois dixièmes au nombre a : </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">132,778</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">2. On soustrait deux dizaines au nombre a : </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">112,478</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">3. On ajoute trois millièmes au nombre a : </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">132,481</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><hr /><h3 style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Leçon  </span><span style="font-size: 15pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></h3><hr /><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 15pt; font-family: Arial,sans-serif; color: #000000; background-color: #fff2cc; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">III &#8211; Calculs sur des expressions numériques</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Nommer une expression numérique : rappel de vocabulaire</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">CALCUL D’UNE EXPRESSION NUMÉRIQUE SANS PARENTHÈSES </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">• a = 6 + 12 + 73 + 5 </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">= 96</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Dans une expression comportant seulement des additions, ou seulement des multiplications, on effectue les calculs dans n’importe quel ordre. </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">• b = 13 − 3 − 9 + 17 </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">= 10 &#8211; 9 + 7 = 1 + 7 = 8</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Dans une expression ne comportant que des additions et/ou des soustractions, on effectue les calculs de gauche à droite. </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">• c = 30 ÷ 2 × 8 ÷ 6 × 2 </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">= 15 x 8 : 6 x 2 = 120 : 6 x 2 = 20 x 2 = 40</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Dans une expression ne comportant que des multiplications et/ou des divisions, on effectue les calculs de gauche à droite. </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">• Dans une expression comportant les 4 opérations, on effectue d’abord les multiplications et les divisions, puis les additions et les soustractions.</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><hr /><h3 style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Exercices corrigés nombres entiers et décimaux</span></h3><hr /><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Calculer les expressions suivantes, en soulignant à chaque étape l’opération prioritaire</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">A = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">6 x 3 </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">+ 5</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">A = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">18 + 5</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">A = 23</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">B = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">9 : 3</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> + 8</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">B = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">3 + 8</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">B = 11</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">C = 14 + </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">3 x 7</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">C = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">14 + 21</span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">C = 35</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><hr /><h3 style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Leçon  </span><span style="font-size: 15pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></h3><hr /><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">CALCUL D’UNE EXPRESSION NUMÉRIQUE AVEC PARENTHÈSES</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Pour calculer une expression numérique avec parenthèses, on effectue d’abord les opérations entre parenthèses et s’il y a plusieurs niveaux de parenthèses, on commence par celles qui sont les plus « intérieures ». À l’intérieur d’une parenthèse, la priorité des opérations sur les expressions sans parenthèses restent valables. </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Exemple </span></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">a = 3 × (1 + 6) − 8 </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">= 3 x 7 &#8211; 8 = 21 &#8211; 8 = 13</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #0000ff; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">CALCUL D’UN QUOTIENT ÉCRIT EN ÉCRITURE FRACTIONNAIRE </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Pour calculer un quotient écrit en écriture fractionnaire, on calcule d’abord séparément le numérateur et le dénominateur, puis on calcule le quotient, s’il est décimal. </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">Exemple :</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">b = </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><hr /><h3 style="line-height: 1.2; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 16pt; font-family: Courgette,cursive; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Exercice corrigé</span></h3><hr /><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">Calculer les expressions suivantes en soulignant à chaque étape du calcul l’opération prioritaire. </span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">A = 12 &#8211; </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">(6 + 5)</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">A = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">12 &#8211; 11</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">A = 1</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">B = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">(10 &#8211; 4)</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"> &#8211; </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">(2 + 3)</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">B = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">6 &#8211; 5</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">B = 1</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">C = 24 &#8211; (</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">12 + 8 + 3</span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">)</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">C = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">24 &#8211; 23</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">C = 1</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">D = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">6 x 4 </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #000000; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">&#8211; (7 &#8211; 5)</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">D = </span><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: underline; -webkit-text-decoration-skip: none; text-decoration-skip-ink: none; vertical-align: baseline; white-space: pre-wrap;">24 &#8211; 2</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"><b style="font-weight: normal;"> </b></p><p dir="ltr" style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;"><span style="font-size: 13.999999999999998pt; font-family: Arial,sans-serif; color: #38761d; background-color: #ffffff; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">D = 22</span></p><p dir="ltr" style="line-height: 1.38; text-align: center; margin-top: 0pt; margin-bottom: 0pt;"> </p><div><span style="font-size: 12pt; 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		<p>L’article <a href="https://poleressourcespedagogiques.fr/nombres-entiers-et-decimaux">Nombres entiers et décimaux</a> est apparu en premier sur <a href="https://poleressourcespedagogiques.fr">Pôle Ressources Pédagogiques</a>.</p>
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