NIVEAU 5 (CE1 - CE2)

Combinaison : [3,6,7,9] = 25

Calcul 1 Calcul 2 Calcul Final
3 + 6 = 9 7 + 9 = 16 9 + 16 = 25
3 + 7 = 10 6 + 9 = 15 10 + 15 = 25
3 + 9 = 12 6 + 7 = 13 12 + 13 = 25