Compléter matematicasVersion en ligne sumas y restas par ulises antonio guevara cortez 1 15 5 15 10 100 5 12 40 1 10 12 10 + 2 = 6 + 6 = 10 - 5 = 4 - 3 = 25 - 10 = 10 + 30 = 45 - = 40 - 8 = 2 55 + = 70 + 100 = 200 22 - = 1 2