Matching Pairs matematicaOnline version flechas by mauro ciarlantini 1 76 + (8x2) 2 25 x 3 3 81 + 45 - 33 4 30 - ( 9 x 3 ) 5 466-128+137 6 245 + 176 - 207 7 23 x 2 - 29 8 638 - 429 - 109 475 17 25 + 25 + 25 3 214 100 92 93