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Calcul Mental

Calcul Mental. 4 ème : sujet 0.2 : 10 questions Cliquez pour continuer, ensuite le minutage est automatique. 10 secondes. -13 - 9. 10 secondes. 3 + 4 ×( -9 ). 10 secondes. 12 × ( -19 ). 15 secondes. Calculer la formule suivante pour x = 6. x ² - 19. 30 secondes.

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Calcul Mental

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  1. Calcul Mental 4ème : sujet 0.2 : 10 questions Cliquez pour continuer, ensuite le minutage est automatique

  2. 10 secondes -13 - 9

  3. 10 secondes 3 + 4 ×(-9)

  4. 10 secondes 12 ×(-19)

  5. 15 secondes Calculer la formule suivante pour x = 6. x² - 19

  6. 30 secondes Quelle est la longueur, en m, d’un rectangle d’aire 72 dm² et de largeur 8 dm ?

  7. 15 secondes 135 - 199

  8. 25 secondes Calculer en litres, le volume d’un pavé droit de longueur 30 cm, de largeur 20 cm et de hauteur 10 cm.

  9. 20 secondes Calculer le double de la moitié du tiers de 21

  10. 30 secondes -42 ÷ ( -5)

  11. 30 secondes ABC est isocèle en A, l’angle en A mesure 44°. Combien mesure l’angle en B ?

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