
Voici les exercices du niveau Cinquième de SACADO Académie.
Essayez l'exercice.
Déroulez les menus pour voir les exercices classés par compétences.
Nombres et calculs |
Utiliser les nombres pour comparer, calculer et résoudre des problèmes. 217 exercices |
Utiliser, dans le cas des nombres décimaux, les écritures décimales et fractionnaires et passe de l’une à l’autre, en particulier dans le cadre de la résolution de problèmes. 24 exercices |
![]() ![]() 306b6105 10 minutes 5 situations minimum |
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Relier fractions, proportions et pourcentages. 30 exercices |
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Décomposer une fraction sous la forme d’une somme (ou d’une différence) d’un entier et d’une fraction. 11 exercices |
![]() ![]() b06a5c31 10 minutes 5 situations minimum |
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Utiliser la notion d’opposé. 4 exercices |
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Reconnaître et produire des fractions égales. 16 exercices |
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Comparer, ranger, encadrer des fractions dont les dénominateurs sont égaux ou multiples l’un de l’autre. 19 exercices |
![]() ![]() 969ba37d 10 minutes 5 situations minimum |
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Repérer sur une droite graduée les nombres décimaux relatifs. 28 exercices |
![]() ![]() 93ae5bbf 10 minutes 5 situations minimum |
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Effectuer mentalement, à la main ou l’aide d’une calculatrice un enchaînement d’opérations en respectant les priorités opératoires. 27 exercices |
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Additionner et soustraire des nombres décimaux relatifs. 17 exercices |
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Additionner ou soustraire des fractions dont les dénominateurs sont égaux ou multiples l’un de l’autre. 18 exercices |
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Contrôler la vraisemblance d’un résultat. 5 exercices |
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Résoudre des problèmes faisant intervenir des nombres décimaux relatifs et des fractions. 18 exercices |
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Comprendre et utiliser les notions de divisibilité et de nombres premiers. 39 exercices |
Calculer le quotient et le reste dans une division euclidienne. 6 exercices |
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Déterminer si un nombre entier est ou n’est pas multiple ou diviseur d’un autre nombre entier. 6 exercices |
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Déterminer les nombres premiers inférieurs ou égaux à 30. 2 exercices |
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Utiliser les critères de divisibilité (par 2, 3, 5, 9, 10). 9 exercices |
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Décomposer un nombre entier strictement positif en produit de facteurs premiers inférieurs à 30. 1 exercice |
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Utiliser la décomposition en facteurs premiers inférieurs à 30 pour produire des fractions égales (simplification ou mise au même dénominateur). 1 exercice |
![]() ![]() eed840ff 10 minutes 5 situations minimum |
Modéliser et résoudre des problèmes faisant intervenir les notions de multiple, de diviseur, de quotient et de reste. 14 exercices |
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Utiliser le calcul littéral. 35 exercices |
Utiliser les notations $2a$ pour $a\times 2$ ou $2 \times a$ et $ab$ pour $a \times b$, $a^2$ pour $a \times a$ et $a^3$ pour $a \times a \times a$. 2 exercices |
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Utiliser la distributivité simple pour réduire une expression littérale de la forme $ax + bx$ où $a$ et $b$ sont des nombres décimaux. 16 exercices |
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Produire une expression littérale pour élaborer une formule ou traduire un programme de calcul. 5 exercices |
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Utiliser une lettre pour traduire des propriétés générales. 1 exercice |
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Substituer une valeur numérique à une lettre pour calculer la valeur d’une expression littérale ; 7 exercices |
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Substituer une valeur numérique à une lettre pour tester, à la main ou de façon instrumentée, si une égalité où figurent une ou deux indéterminées est vraie quand on leur attribue des valeurs numériques 4 exercices |
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Grandeurs et mesures |
Calculer avec des grandeurs mesurables ; exprimer les résultats dans les unités adaptées. 113 exercices |
Effectuer des calculs de durées et d’horaires. 16 exercices |
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Calculer le périmètre et l’aire des figures usuelles (rectangle, parallélogramme, triangle,disque). 30 exercices |
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Calculer le périmètre et l’aire d’un assemblage de figures. 22 exercices |
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Calculer le volume d’un pavé droit, d’un prisme droit, d’un cylindre. 9 exercices |
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Calculer le volume d’un assemblage de ces solides. 3 exercices |
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Effectuer des conversions d’unités de longueurs, d’aires, de volumes et de durées. 22 exercices |
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Utiliser la correspondance entre les unités de volume et de contenance pour effectuer des conversions. 11 exercices |
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Comprendre l’effet de quelques transformations sur les figures géométriques. 3 exercices |
Utiliser l’échelle d’une carte. 2 exercices |
![]() ![]() 2bac83ca 10 minutes 5 situations minimum |
![]() ![]() 8cbc4a77 10 minutes 5 situations minimum |
Comprendre l’effet des symétries (axiale et centrale) sur des figures : conservation du parallélisme, des longueurs et des angles. 1 exercice |
![]() ![]() a90cad6b 10 minutes 5 situations minimum |
Espace et géométrie |
Représenter l’espace. 33 exercices |
Se repérer sur une droite graduée et dans le plan muni d’un repère orthogonal. 5 exercices |
![]() ![]() 43519733 10 minutes 5 situations minimum |
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Reconnaître des solides (pavé droit, cube, cylindre, prisme droit, pyramide, cône, boule) à partir d’un objet réel, d’une image, d’une représentation en perspective cavalière. 17 exercices |
![]() ![]() 1538054f 10 minutes 5 situations minimum |
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Construire et mettre en relation une représentation en perspective cavalière et un patron d’un pavé droit, d’un cylindre. 11 exercices |
![]() ![]() 8f091f7b 10 minutes 5 situations minimum |
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![]() ![]() 5bf7a0e7 10 minutes 5 situations minimum |
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Utiliser les notions de géométrie plane pour démontrer. 133 exercices |
Transformer une figure par symétrie centrale. 11 exercices |
![]() ![]() 329d9c5f 10 minutes 10 situations minimum |
![]() ![]() 2b2c2128 10 minutes 5 situations minimum |
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Identifier des symétries dans des frises, des pavages, des rosaces. 9 exercices |
![]() ![]() 8fc63cc2 10 minutes 10 situations minimum |
![]() ![]() d8c54411 10 minutes 10 situations minimum |
![]() ![]() 8b2bdde5 10 minutes 5 situations minimum |
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Mobiliser les connaissances des figures, des configurations et des symétries pour déterminer des grandeurs géométriques. 35 exercices |
![]() ![]() 58b57b6e 10 minutes 5 situations minimum |
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Mener des raisonnements en utilisant des propriétés des figures, des configurations et des symétries. 35 exercices |
![]() ![]() ff791990 10 minutes 10 situations minimum |
![]() ![]() 908b5692 10 minutes 5 situations minimum |
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Mettre en œuvre et écrire un protocole de construction de triangles, de parallélogrammes et d’un assemblage de figures 43 exercices |
![]() ![]() 6ba5ee87 10 minutes 5 situations minimum |
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Organisation et gestion de données, fonctions |
Interpréter, représenter et traiter des données. 38 exercices |
Recueillir et organiser des données. 5 exercices |
![]() ![]() e277a519 10 minutes 5 situations minimum |
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Lire et interpréter des données brutes ou présentées sous forme de tableaux, de diagrammes et de graphiques. 8 exercices |
![]() ![]() 606a2bd8 10 minutes 5 situations minimum |
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Représenter, sur papier ou à l’aide d’un tableur-grapheur, des données sous la forme d’un tableau, d’un diagramme ou d’un graphique. 6 exercices |
![]() ![]() 83a3c654 10 minutes 5 situations minimum |
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Calculer des effectifs et des fréquences. 9 exercices |
![]() ![]() f77d94b3 10 minutes 5 situations minimum |
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Calculer et interpréter la moyenne d’une série de données. 10 exercices |
![]() ![]() badaeb8b 10 minutes 5 situations minimum |
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Comprendre et utiliser des notions élémentaires de probabilités. 13 exercices |
Placer un événement sur une échelle de probabilités. 5 exercices |
![]() ![]() 11cd5376 10 minutes 5 situations minimum |
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Calculer des probabilités dans des situations simples d’équiprobabilité. 8 exercices |
![]() ![]() 614832ce 10 minutes 5 situations minimum |
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Résoudre des problèmes de proportionnalité. 48 exercices |
Reconnaître une situation de proportionnalité ou de non proportionnalité entre deux grandeurs. 11 exercices |
![]() ![]() d5944abd 10 minutes 5 situations minimum |
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Partager une quantité en deux ou trois parts selon un ratio donné. 7 exercices |
![]() ![]() 30dad409 10 minutes 5 situations minimum |
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Résoudre des problèmes de proportionnalité dans diverses situations pouvant faire intervenir des pourcentages ou des échelles. 17 exercices |
![]() ![]() e9b62f68 10 minutes 5 situations minimum |
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Mettre en œuvre des procédures variées (additivité, homogénéité, passage à l’unité, coefficient de proportionnalité). 13 exercices |
![]() ![]() 5950a499 10 minutes 5 situations minimum |
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Comprendre et utiliser la notion de fonction. 2 exercices |
Traduire la relation de dépendance entre deux grandeurs par un tableau de valeur. 1 exercice |
![]() ![]() 64f03376 10 minutes 5 situations minimum |
Produire une formule représentant la dépendance de deux grandeurs. 1 exercice |
![]() ![]() 56652f79 10 minutes 5 situations minimum |
Problèmes ouverts et narrations de recherche. |
Problèmes ouverts et narrations de recherche. 7 exercices |
Problèmes ouverts et narrations de recherche. 7 exercices |
![]() ![]() a5370b30 15 minutes |
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