NIVEAU 4 (CE1 - CE2)

Combinaison : [1,3,4,8] = 15

Calcul 1 Calcul 2 Calcul Final
1 * 3 = 3 4 + 8 = 12 3 + 12 = 15
1 * 4 = 4 3 + 8 = 11 4 + 11 = 15
1 * 8 = 8 3 + 4 = 7 8 + 7 = 15