NIVEAU 4 (CE1 - CE2)

Combinaison : [3,4,6,7] = 20

Calcul 1 Calcul 2 Calcul Final
3 + 4 = 7 6 + 7 = 13 7 + 13 = 20
3 + 6 = 9 4 + 7 = 11 9 + 11 = 20
3 + 7 = 10 4 + 6 = 10 10 + 10 = 20