{"id":29313,"date":"2025-11-29T14:55:16","date_gmt":"2025-11-29T13:55:16","guid":{"rendered":"https:\/\/examens.tn\/deux-nombres-inconnus-difference-et-somme-connues-793\/"},"modified":"2025-11-29T14:55:16","modified_gmt":"2025-11-29T13:55:16","slug":"deux-nombres-inconnus-difference-et-somme-connues-793","status":"publish","type":"post","link":"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/","title":{"rendered":"Deux Nombres Inconnus : Diff\u00e9rence et Somme Connues"},"content":{"rendered":"<h2>Comprendre la R\u00e9solution d&rsquo;\u00c9quations : Diff\u00e9rence et Somme Connues<\/h2>\n<p>Dans le cadre de l&rsquo;apprentissage des math\u00e9matiques, la r\u00e9solution de probl\u00e8mes impliquant des <strong>deux nombres inconnus<\/strong> est une \u00e9tape fondamentale. Cet article vous guidera \u00e0 travers une m\u00e9thode efficace pour trouver deux nombres dont la diff\u00e9rence et la somme sont connues. C&rsquo;est un exercice classique qui d\u00e9veloppe la logique et la ma\u00eetrise des \u00e9quations simples.<\/p>\n<h2>M\u00e9thode de R\u00e9solution<\/h2>\n<p>Soient deux nombres inconnus, que nous appellerons &lsquo;a&rsquo; et &lsquo;b&rsquo;. Nous disposons des informations suivantes :<\/p>\n<ul>\n<li>La diff\u00e9rence entre les deux nombres est connue (par exemple, a &#8211; b = D).<\/li>\n<li>La somme des deux nombres est connue (par exemple, a + b = S).<\/li>\n<\/ul>\n<p>Pour trouver ces deux nombres, nous pouvons utiliser un syst\u00e8me d&rsquo;\u00e9quations. En additionnant les deux \u00e9quations, nous obtenons :<\/p>\n<p>(a &#8211; b) + (a + b) = D + S<\/p>\n<p>Ce qui se simplifie en :<\/p>\n<p>2a = D + S<\/p>\n<p>D&rsquo;o\u00f9, le premier nombre :<\/p>\n<p>a = (D + S) \/ 2<\/p>\n<p>Une fois que nous avons trouv\u00e9 la valeur de &lsquo;a&rsquo;, nous pouvons la substituer dans l&rsquo;une des \u00e9quations d&rsquo;origine pour trouver &lsquo;b&rsquo;. Par exemple, en utilisant la deuxi\u00e8me \u00e9quation :<\/p>\n<p>((D + S) \/ 2) + b = S<\/p>\n<p>D&rsquo;o\u00f9, le second nombre :<\/p>\n<p>b = S &#8211; ((D + S) \/ 2)<\/p>\n<p>Ou plus simplement :<\/p>\n<p>b = (2S &#8211; (D + S)) \/ 2 = (S &#8211; D) \/ 2<\/p>\n<h2>Conseils P\u00e9dagogiques pour les \u00c9l\u00e8ves Tunisiens<\/h2>\n<p>Pour vous, chers \u00e9l\u00e8ves tunisiens, ma\u00eetriser ce type de probl\u00e8me vous sera tr\u00e8s utile pour vos <strong>deux nombres inconnus<\/strong> dans les devoirs et les examens. N&rsquo;h\u00e9sitez pas \u00e0 pratiquer avec des exercices vari\u00e9s. Vous pouvez <strong>t\u00e9l\u00e9charger des devoirs<\/strong> et des <strong>examens en Tunisie<\/strong> (imti7anat) pour vous entra\u00eener. Cherchez des ressources en <strong>pdf<\/strong> qui couvrent les notions de cette <strong>ann\u00e9e scolaire<\/strong>, et particuli\u00e8rement celles du <strong>trimestre<\/strong> en cours. La r\u00e9gularit\u00e9 dans la pratique est la cl\u00e9 du succ\u00e8s. N&rsquo;oubliez pas de demander de l&rsquo;aide \u00e0 votre professeur si vous rencontrez des difficult\u00e9s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Comprendre la R\u00e9solution d&rsquo;\u00c9quations : Diff\u00e9rence et Somme Connues Dans le cadre de l&rsquo;apprentissage des math\u00e9matiques, la r\u00e9solution de probl\u00e8mes impliquant des deux nombres inconnus est une \u00e9tape fondamentale. Cet article vous guidera \u00e0 travers une m\u00e9thode efficace pour trouver deux nombres dont la diff\u00e9rence et la somme sont connues. C&rsquo;est un exercice classique qui [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12447],"tags":[25275,25272,13208,26299,25590],"class_list":["post-29313","post","type-post","status-publish","format-standard","hentry","category-fr-livres-paralleles-et-exercices-de-mathematiques-6eme-annee-primaire","tag-algebre","tag-equations","tag-mathematiques","tag-nombres-inconnus","tag-resolution-de-problemes"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Deux Nombres Inconnus : Diff\u00e9rence et Somme Connues<\/title>\n<meta name=\"description\" content=\"Apprenez \u00e0 r\u00e9soudre des probl\u00e8mes avec deux nombres inconnus dont la diff\u00e9rence et la somme sont connues. Guide complet pour les \u00e9l\u00e8ves tunisiens.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Deux Nombres Inconnus : Diff\u00e9rence et Somme Connues\" \/>\n<meta property=\"og:description\" content=\"Apprenez \u00e0 r\u00e9soudre des probl\u00e8mes avec deux nombres inconnus dont la diff\u00e9rence et la somme sont connues. Guide complet pour les \u00e9l\u00e8ves tunisiens.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/\" \/>\n<meta property=\"og:site_name\" content=\"Examens.TN \u0643\u062a\u0628 \u0645\u062e\u0637\u0637\u0627\u062a \u0625\u0645\u062a\u062d\u0627\u0646\u0627\u062a\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/profile.php?id=100089952992322\" \/>\n<meta property=\"article:published_time\" content=\"2025-11-29T13:55:16+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/examens.tn\/wp-content\/uploads\/2025\/11\/examens.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"720\" \/>\n\t<meta property=\"og:image:height\" content=\"480\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"lion007\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"lion007\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/examens.tn\\\/fr\\\/deux-nombres-inconnus-difference-et-somme-connues-793\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/examens.tn\\\/fr\\\/deux-nombres-inconnus-difference-et-somme-connues-793\\\/\"},\"author\":{\"name\":\"lion007\",\"@id\":\"https:\\\/\\\/examens.tn\\\/#\\\/schema\\\/person\\\/ef42afc51383ef7807c18a4898d03e88\"},\"headline\":\"Deux Nombres Inconnus : Diff\u00e9rence et Somme Connues\",\"datePublished\":\"2025-11-29T13:55:16+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/examens.tn\\\/fr\\\/deux-nombres-inconnus-difference-et-somme-connues-793\\\/\"},\"wordCount\":344,\"publisher\":{\"@id\":\"https:\\\/\\\/examens.tn\\\/#organization\"},\"keywords\":[\"Alg\u00e8bre\",\"\u00c9quations\",\"Math\u00e9matiques\",\"nombres inconnus\",\"r\u00e9solution de probl\u00e8mes\"],\"articleSection\":[\"Livres parall\u00e8les et exercices de Math\u00e9matiques 6\u00e8me Ann\u00e9e Primaire\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/examens.tn\\\/fr\\\/deux-nombres-inconnus-difference-et-somme-connues-793\\\/\",\"url\":\"https:\\\/\\\/examens.tn\\\/fr\\\/deux-nombres-inconnus-difference-et-somme-connues-793\\\/\",\"name\":\"Deux Nombres Inconnus : Diff\u00e9rence et Somme Connues\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/examens.tn\\\/#website\"},\"datePublished\":\"2025-11-29T13:55:16+00:00\",\"description\":\"Apprenez \u00e0 r\u00e9soudre des probl\u00e8mes avec deux nombres inconnus dont la diff\u00e9rence et la somme sont connues. Guide complet pour les \u00e9l\u00e8ves tunisiens.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/examens.tn\\\/fr\\\/deux-nombres-inconnus-difference-et-somme-connues-793\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/examens.tn\\\/fr\\\/deux-nombres-inconnus-difference-et-somme-connues-793\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/examens.tn\\\/fr\\\/deux-nombres-inconnus-difference-et-somme-connues-793\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\\\/\\\/examens.tn\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Deux Nombres Inconnus : Diff\u00e9rence et Somme Connues\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/examens.tn\\\/#website\",\"url\":\"https:\\\/\\\/examens.tn\\\/\",\"name\":\"Examens.TN \u0643\u062a\u0628 \u0645\u062e\u0637\u0637\u0627\u062a \u0625\u0645\u062a\u062d\u0627\u0646\u0627\u062a\",\"description\":\"\u0625\u0645\u062a\u062d\u0627\u0646\u0627\u062a \u062a\u0645\u0627\u0631\u064a\u0646 \u0648 \u0628\u062d\u0648\u062b\",\"publisher\":{\"@id\":\"https:\\\/\\\/examens.tn\\\/#organization\"},\"alternateName\":\"\u0627\u0644\u0645\u0648\u0633\u0648\u0639\u0629 \u0627\u0644\u0645\u062f\u0631\u0633\u064a\u0629\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/examens.tn\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/examens.tn\\\/#organization\",\"name\":\"ZIED TANABENE\",\"url\":\"https:\\\/\\\/examens.tn\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/examens.tn\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/examens.tn\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/cropped-logo.webp\",\"contentUrl\":\"https:\\\/\\\/examens.tn\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/cropped-logo.webp\",\"width\":512,\"height\":512,\"caption\":\"ZIED TANABENE\"},\"image\":{\"@id\":\"https:\\\/\\\/examens.tn\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/profile.php?id=100089952992322\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/examens.tn\\\/#\\\/schema\\\/person\\\/ef42afc51383ef7807c18a4898d03e88\",\"name\":\"lion007\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/b157197285437e8078933fdc7c7276db73a1c9d40134c9893908e1bd60adaca6?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/b157197285437e8078933fdc7c7276db73a1c9d40134c9893908e1bd60adaca6?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/b157197285437e8078933fdc7c7276db73a1c9d40134c9893908e1bd60adaca6?s=96&d=mm&r=g\",\"caption\":\"lion007\"}}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Deux Nombres Inconnus : Diff\u00e9rence et Somme Connues","description":"Apprenez \u00e0 r\u00e9soudre des probl\u00e8mes avec deux nombres inconnus dont la diff\u00e9rence et la somme sont connues. Guide complet pour les \u00e9l\u00e8ves tunisiens.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/","og_locale":"fr_FR","og_type":"article","og_title":"Deux Nombres Inconnus : Diff\u00e9rence et Somme Connues","og_description":"Apprenez \u00e0 r\u00e9soudre des probl\u00e8mes avec deux nombres inconnus dont la diff\u00e9rence et la somme sont connues. Guide complet pour les \u00e9l\u00e8ves tunisiens.","og_url":"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/","og_site_name":"Examens.TN \u0643\u062a\u0628 \u0645\u062e\u0637\u0637\u0627\u062a \u0625\u0645\u062a\u062d\u0627\u0646\u0627\u062a","article_publisher":"https:\/\/www.facebook.com\/profile.php?id=100089952992322","article_published_time":"2025-11-29T13:55:16+00:00","og_image":[{"width":720,"height":480,"url":"https:\/\/examens.tn\/wp-content\/uploads\/2025\/11\/examens.jpg","type":"image\/jpeg"}],"author":"lion007","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"lion007","Dur\u00e9e de lecture estim\u00e9e":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/#article","isPartOf":{"@id":"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/"},"author":{"name":"lion007","@id":"https:\/\/examens.tn\/#\/schema\/person\/ef42afc51383ef7807c18a4898d03e88"},"headline":"Deux Nombres Inconnus : Diff\u00e9rence et Somme Connues","datePublished":"2025-11-29T13:55:16+00:00","mainEntityOfPage":{"@id":"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/"},"wordCount":344,"publisher":{"@id":"https:\/\/examens.tn\/#organization"},"keywords":["Alg\u00e8bre","\u00c9quations","Math\u00e9matiques","nombres inconnus","r\u00e9solution de probl\u00e8mes"],"articleSection":["Livres parall\u00e8les et exercices de Math\u00e9matiques 6\u00e8me Ann\u00e9e Primaire"],"inLanguage":"fr-FR"},{"@type":"WebPage","@id":"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/","url":"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/","name":"Deux Nombres Inconnus : Diff\u00e9rence et Somme Connues","isPartOf":{"@id":"https:\/\/examens.tn\/#website"},"datePublished":"2025-11-29T13:55:16+00:00","description":"Apprenez \u00e0 r\u00e9soudre des probl\u00e8mes avec deux nombres inconnus dont la diff\u00e9rence et la somme sont connues. Guide complet pour les \u00e9l\u00e8ves tunisiens.","breadcrumb":{"@id":"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/examens.tn\/fr\/deux-nombres-inconnus-difference-et-somme-connues-793\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/examens.tn\/"},{"@type":"ListItem","position":2,"name":"Deux Nombres Inconnus : Diff\u00e9rence et Somme Connues"}]},{"@type":"WebSite","@id":"https:\/\/examens.tn\/#website","url":"https:\/\/examens.tn\/","name":"Examens.TN \u0643\u062a\u0628 \u0645\u062e\u0637\u0637\u0627\u062a \u0625\u0645\u062a\u062d\u0627\u0646\u0627\u062a","description":"\u0625\u0645\u062a\u062d\u0627\u0646\u0627\u062a \u062a\u0645\u0627\u0631\u064a\u0646 \u0648 \u0628\u062d\u0648\u062b","publisher":{"@id":"https:\/\/examens.tn\/#organization"},"alternateName":"\u0627\u0644\u0645\u0648\u0633\u0648\u0639\u0629 \u0627\u0644\u0645\u062f\u0631\u0633\u064a\u0629","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/examens.tn\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/examens.tn\/#organization","name":"ZIED TANABENE","url":"https:\/\/examens.tn\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/examens.tn\/#\/schema\/logo\/image\/","url":"https:\/\/examens.tn\/wp-content\/uploads\/2025\/09\/cropped-logo.webp","contentUrl":"https:\/\/examens.tn\/wp-content\/uploads\/2025\/09\/cropped-logo.webp","width":512,"height":512,"caption":"ZIED TANABENE"},"image":{"@id":"https:\/\/examens.tn\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/profile.php?id=100089952992322"]},{"@type":"Person","@id":"https:\/\/examens.tn\/#\/schema\/person\/ef42afc51383ef7807c18a4898d03e88","name":"lion007","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/secure.gravatar.com\/avatar\/b157197285437e8078933fdc7c7276db73a1c9d40134c9893908e1bd60adaca6?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/b157197285437e8078933fdc7c7276db73a1c9d40134c9893908e1bd60adaca6?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/b157197285437e8078933fdc7c7276db73a1c9d40134c9893908e1bd60adaca6?s=96&d=mm&r=g","caption":"lion007"}}]}},"_links":{"self":[{"href":"https:\/\/examens.tn\/fr\/wp-json\/wp\/v2\/posts\/29313","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/examens.tn\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/examens.tn\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/examens.tn\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/examens.tn\/fr\/wp-json\/wp\/v2\/comments?post=29313"}],"version-history":[{"count":0,"href":"https:\/\/examens.tn\/fr\/wp-json\/wp\/v2\/posts\/29313\/revisions"}],"wp:attachment":[{"href":"https:\/\/examens.tn\/fr\/wp-json\/wp\/v2\/media?parent=29313"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/examens.tn\/fr\/wp-json\/wp\/v2\/categories?post=29313"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/examens.tn\/fr\/wp-json\/wp\/v2\/tags?post=29313"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}