Preguntas de ejercicio sobre operaciones mixtas de números racionales para estudiantes de secundaria

2.(103-336÷21)×15

3.800-(2000-9600÷8)

4.40× 48-(1472+328)÷5

5.(488+344)÷(202-194)

6.2940÷28+136×7

7,605×(500-494)-1898

8.(2886+6618)÷(400-346)

9,9125-(182+35×22)

10.(154-76)×(38+49)

11.3800-136×9-798

12.(104+246)×(98÷7)

13.918÷9×(108-99)

14.(8645+40×40)÷5

15.(2944+864)÷(113 -79)

16.8080-1877+1881÷3

17.(5011-43×85)+3397

18.2300-1122÷(21-15 )

19.816÷(4526-251×18)

20.(7353+927)÷(801-792)

21.(28+172 )÷(24+16)

22.6240÷48+63×48

23.950-28×6+666

24.86×(35+117÷9 )

25.250(360-160÷4)

26.16×4+6×3

27.39÷3+48÷6

28.24×4-42÷3

29.7×6-12×3

30.56÷4+72÷8

(1) (-9 )-(-13)+(-20)+(-2)

(2) 3+13-(-7)/6

(3) (-2) -8-14-13

(4) (-7)*(-1)/7+8

(5) (-11)*4-(-18) /18

(6) 4+(-11)-1/(-3)

(7) (-17)-6-16/(-18)

(8) 5/7+(-1)-(-8)

(9) (-1)*(-1)+15+1

(10) 3-(-5)*3/(-15)

(11) 6*(-14)-(-14)+(-13)

(12) (-15)*(-13)-(-17)-(-4)

(13) (-20)/13/(-7)+11

(14) 8+(-1)/7+(-4)

(15) (-13)-(-9)*16*(-12)

(16) (-1)+4*19+(-2)

(17) (-17)*(-9)-2(-6)

(18) (-5)/12-(-16)*(-15)

(19) (-3)-13*(-5)*13

( 20) 5+(-7)+17-10

(21) (-10)-(-16)-13*(-16)

(22) (- 14)+4-19-12

(23) 5*13/14/(-10)

(24) 3*1*17/(-10)

(25) 6+(-12)+15-(-15)

(26) 15/9/13+(-7)

(27 ) 2/(-10)*1-(-8)

(28) 11/(-19)+(-14)-5<

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(29) 19-16+18/(-11)

(30) (-1)/19+(-5)+1