NIVEAU 5 (CE1 - CE2)

Combinaison : [1,4,6,7] = 17

Calcul 1 Calcul 2 Calcul Final
1 * 4 = 4 6 + 7 = 13 4 + 13 = 17
1 * 6 = 6 4 + 7 = 11 6 + 11 = 17
1 * 7 = 7 4 + 6 = 10 7 + 10 = 17