Matching Pairs Sumas y resrasOnline version Pequeñas sumas by Icela Bermudez 1 13 - 5 = 2 10 + 7 = 3 10 - 5 = 4 50 - 10 = 5 14 + 6 = 6 12 + 9 = 7 25 - 5 = 8 45 - 7 = 9 25 + 6 = 10 33 + 10 = 17 20 38 21 43 31 5 8 20 40