NIVEAU 4 (CE1 - CE2)

Combinaison : [1,4,8,9] = 22

Calcul 1 Calcul 2 Calcul Final
1 + 4 = 5 8 + 9 = 17 5 + 17 = 22
1 + 8 = 9 4 + 9 = 13 9 + 13 = 22
1 + 9 = 10 4 + 8 = 12 10 + 12 = 22