NIVEAU 4 (CE1 - CE2)

Combinaison : [1,2,4,7] = 13

Calcul 1 Calcul 2 Calcul Final
1 * 2 = 2 4 + 7 = 11 2 + 11 = 13
1 * 4 = 4 2 + 7 = 9 4 + 9 = 13
1 * 7 = 7 2 + 4 = 6 7 + 6 = 13