NIVEAU 5 (CE1 - CE2)

Combinaison : [4,6,7,8] = 25

Calcul 1 Calcul 2 Calcul Final
4 + 6 = 10 7 + 8 = 15 10 + 15 = 25
4 + 7 = 11 6 + 8 = 14 11 + 14 = 25
4 + 8 = 12 6 + 7 = 13 12 + 13 = 25