NIVEAU 4 (CE1 - CE2)

Combinaison : [1,3,3,6] = 12

Calcul 1 Calcul 2 Calcul Final
1 * 3 = 3 3 + 6 = 9 3 + 9 = 12
1 * 6 = 6 3 + 3 = 6 6 + 6 = 12