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Calcul mental

Calcul mental. Puissances 2. a) Donner le calcul permettant de calculer : 2 - 3. b) Donner le calcul permettant de calculer : 3 -2. c ) Donner le calcul permettant de calculer : 9 -1. d) Donner le calcul permettant de calculer : 7 -2.

jennifer-bolton
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Calcul mental

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  1. Calcul mental Puissances 2

  2. a) Donner le calcul permettant de calculer : 2-3

  3. b) Donner le calcul permettant de calculer : 3-2

  4. c) Donner le calcul permettant de calculer : 9-1

  5. d) Donner le calcul permettant de calculer : 7-2

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