Matching Pairs Jerarquía de operaciones Online version Serie de ejercicios by Diana Hernández González 1 2(3)(2)- 50 2 -10-100+1000 3 5(6)+(-7+13)= 4 (100/5)-120 5 80/2(38-40) 6 (2+4)-10 7 25/5+2.5 8 94(2) - 100 9 2(7+10-35) 10 (-135-15)+10(2) -4 -100 -130 -36 -80 890 88 7.5 36 -38