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Cm17  divisions 2
 

Cm17 divisions 2

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    Cm17  divisions 2 Cm17 divisions 2 Presentation Transcript

    • Calcul mental Vous avez 9 secondes pour calculer les divisions suivantes. Si vous ne trouvez pas la réponse, mettre une croix à la place.
    •  
    •  
      • 2,4 : 6
      • 23,12 : 100
      • 1 : 4
    • 3 : 2
    • 21 : 7
      • 64 : 8
      • 4,5 : 5
      • 178 : 10
      • 92,5 : 10
      • 90 : 9
    • Correction 2,4 : 6 = 0,4 23,12 : 100 = 0,2312 1 : 4 = 0,25 3 : 2 = 1,5 21 : 7 = 3 64 : 8 = 8 4,5 : 5 = 0,9 178 : 10 = 17,8 92,5 : 10 = 9,25 90 : 9 = 10