NIVEAU 4 (CE1 - CE2)

Combinaison : [1,1,3,9] = 13

Calcul 1 Calcul 2 Calcul Final
1 * 1 = 1 3 + 9 = 12 1 + 12 = 13
1 + 3 = 4 1 * 9 = 9 4 + 9 = 13
1 * 3 = 3 1 + 9 = 10 3 + 10 = 13