NIVEAU 4 (CE1 - CE2)

Combinaison : [1,1,6,8] = 15

Calcul 1 Calcul 2 Calcul Final
1 * 1 = 1 6 + 8 = 14 1 + 14 = 15
1 + 6 = 7 1 * 8 = 8 7 + 8 = 15
1 * 6 = 6 1 + 8 = 9 6 + 9 = 15