NIVEAU 5 (CE1 - CE2)

Combinaison : [2,3,5,9] = 26

Calcul 1 Calcul 2 Calcul Final
2 + 9 = 11 3 * 5 = 15 11 + 15 = 26
2 * 9 = 18 3 + 5 = 8 18 + 8 = 26