NIVEAU 3 (CE1 - CE2)

Combinaison : [1,2,3,9] = 15

Calcul 1 Calcul 2 Calcul Final
1 + 2 = 3 3 + 9 = 12 3 + 12 = 15
1 + 3 = 4 2 + 9 = 11 4 + 11 = 15
1 + 9 = 10 2 + 3 = 5 10 + 5 = 15