NIVEAU 3 (CE1 - CE2)

Combinaison : [1,2,7,9] = 19

Calcul 1 Calcul 2 Calcul Final
1 + 2 = 3 7 + 9 = 16 3 + 16 = 19
1 + 7 = 8 2 + 9 = 11 8 + 11 = 19
1 + 9 = 10 2 + 7 = 9 10 + 9 = 19