Exercice 1 : Transformer chaque soustraction en somme puis calculer

Page 1. Mathsenligne.net. Opérations sur les nombres ... CORRIGE ? M. QUET. Exercice 1 : (+7) ? (+4) = (+7) ... (-13,3) ? (-22,7) = (-13,3) + (+22,7) = +9,4. (-1 ...

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