NIVEAU 4 (CE1 - CE2)

Combinaison : [3,4,5,8] = 20

Calcul 1 Calcul 2 Calcul Final
3 + 4 = 7 5 + 8 = 13 7 + 13 = 20
3 + 5 = 8 4 + 8 = 12 8 + 12 = 20
3 + 8 = 11 4 + 5 = 9 11 + 9 = 20