NIVEAU 3 (CE1 - CE2)

Combinaison : [1,5,6,7] = 19

Calcul 1 Calcul 2 Calcul Final
1 + 5 = 6 6 + 7 = 13 6 + 13 = 19
1 + 6 = 7 5 + 7 = 12 7 + 12 = 19
1 + 7 = 8 5 + 6 = 11 8 + 11 = 19