NIVEAU 4 (CE1 - CE2)

Combinaison : [3,4,5,9] = 21

Calcul 1 Calcul 2 Calcul Final
3 + 4 = 7 5 + 9 = 14 7 + 14 = 21
3 + 5 = 8 4 + 9 = 13 8 + 13 = 21
3 + 9 = 12 4 + 5 = 9 12 + 9 = 21