NIVEAU 3 (CE1 - CE2)

Combinaison : [2,3,5,5] = 15

Calcul 1 Calcul 2 Calcul Final
2 + 3 = 5 5 + 5 = 10 5 + 10 = 15
2 + 5 = 7 3 + 5 = 8 7 + 8 = 15