NIVEAU 4 (CE1 - CE2)

Combinaison : [1,3,3,5] = 11

Calcul 1 Calcul 2 Calcul Final
1 * 3 = 3 3 + 5 = 8 3 + 8 = 11
1 * 5 = 5 3 + 3 = 6 5 + 6 = 11
3 * 5 = 15 1 + 3 = 4 15 - 4 = 11