分数小数混合运算练习80题(总
3页)
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分数小数混合运算练习题
1. 3.752. 23.
1 420.2 350.125 771-0.125-3 168455224. (0.8730.127)5
272751225. 10.252
23. 484. 5340.4
5. 11440.25
6. 2341.5
7. 1134.5
8. 0.513
9. 2341.5
10. 2165.2512
11. 7.75514
12. 0.715
13. 0.8415
14. 340.15
15. 1160.4
16. 1.5(71325)
17. 1.85561.86
18. 22123465
19. 11234.50.623
20. 22173.5341239910
21. 1452170.2574
22. 1332(11.78.4110)1104526. 24(380.2556)
27. (11314102)131112
28. (13335815)0.625
29. 3.28218256.7251125 30. [5378(1562.25113)]8
31. 6295110.81114
32. 113(1.4171882) 33. (32151.546)120
34. (4911316421)27
35. 1.253451149.254
36. 7355.215.2245735
37. (16.2513111114)1111232
38. 15(1.13474)54
39. 34(2.514)5120.25
40. 4231541.4(13)
41. 3.56233371.562727
42. 2.4349.6243651.5 43. 123[756(14.625318)413] 44. 12125340.35
2
45. 841214161211314(114)
46. 2139270.32137124130.32
47. 471321742747741367413
48.( [3232.75)1541625]25
49. 3.14431031.4181250.31415
1550. [(281136)(3116211155)6721]162 51. 111111315356399143
52. (218912117903.875)(9133)1
53. [1.65(140.8)(0.5124313)35](42)
54. (11.16618.58)3.7 55. 3.720.266.2863.723713 56. 5611327
57. 21+1273 3 ×210
58. 63224 -17 ×3
59. 105 ÷21166 -3
60. 11776 +12 ÷ 9
61. 16-(92+11
3 3 ÷ 12 )
62. (322315 -23 ×4 )÷45
63. (11 ÷2)×104 -1013 64. 211425 ×(10-33 )÷5
65. 4412
7 ÷16+32 ×7
66. 15-3831
9 ÷ 8 ×27
67. 222119 -9 ×2+2 68.1 ÷ 11155 -5 × 5
69. 1÷29(3134
11 +11 ×5 ÷ 255 ) 70. (2-315)÷(482
5 ×16 15 ÷35 )
71. 173 ×47118 ÷(147 +15 ÷15 ) 72. 353 ×(171524 +89 -2 )÷29
73. (1251393 +68 +23 +38 )×14 74. [9-(113
12 +8 )×24]÷15
75. 1122479 ÷9 -15 ×17 +320
76. 21 +1÷×3425 -
77. (1813+5585
13 ×42 7 ÷21 )÷118 78. (-641
15 )÷(23 +)×7
79. (32421 )÷135 ×7 +23 ÷24
80. (-25
5 )÷(38 +)
3
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