Matching Pairs Calculo suma resta Online version Calcula correctamente las operaciones by sara gomez 1 6 - 3 = 2 9 - 2 = 3 4 - 4 = 4 8 - 6 = 5 9 + 3 = 6 3 + 2 = 7 5 - 4 = 8 6 + 5 = 9 3 + 7 = 10 7 3 11 2 12 1 5 0