NIVEAU 6 (CE1 - CE2)

Combinaison : [1,6,7,9] = 22

Calcul 1 Calcul 2 Calcul Final
1 * 6 = 6 7 + 9 = 16 6 + 16 = 22
1 * 7 = 7 6 + 9 = 15 7 + 15 = 22
1 * 9 = 9 6 + 7 = 13 9 + 13 = 22