NIVEAU 6 (CE1 - CE2)

Combinaison : [1,5,8,9] = 22

Calcul 1 Calcul 2 Calcul Final
1 * 5 = 5 8 + 9 = 17 5 + 17 = 22
1 * 8 = 8 5 + 9 = 14 8 + 14 = 22
1 * 9 = 9 5 + 8 = 13 9 + 13 = 22