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分数小数混合运算练习题(一)
1. 3.7514
2. 22
3
0.2 3.
5
80.125 4. 53
40.4
5. 11
440.25
6. 23
41.5
7. 11
3
4.5
8. 0.51
3
9. 23
41.5
10. 2165.2512
11. 7.7551
4
12. 0.71
5
13. 0.84
15
14. 3
40.15
15. 11
6
0.4
16. 1.5(713
25)
17. 1.8561.85
6
18. 22123465
19. 1134.50.6223
20. 2273.53141293910
21. 1521470.2574
22. 1332(11.78.4110)110
1/2
23. 4
716-780.125-31
4
24. (0.8735270.12752
27)55
25. 11240.2525
26. 24(35
80.256)
27. (141102)31311112
28. (1333
5815
)0.625
29. 3.28218256.7251125 30. [537511
8(162.253)]8
31. 62110.8195114
32. 113(1.4171882)
33. (321
51.546)120
34. (491131621)247
35. 1.253415
5149.24
36. 7355.215.2243575
37. (16.251311111
4)1111232
38. 15(1.13474)54
39. 34(2.514)5120.25
40. 425341.4(113
)
41. 3.5623371.562723
7
42. 2.4349.624
3651.5
43. 123[756(14.625318)413]
44. 121
2534
0.35
45. 8412141612114(113
14)
46. 213924
70.3213712130.32
47. 471274713274741367413
48.( [3254132.75)1625]25
49. 3.1443181
1031.4250.31415
50. [(15281136)(3116211155)6721]162 51. 131111115356399143
52. (218912117903.875)(91
3
3)1
53. [1.65(140.8)(0.512431
3)35](42)54. (11.16618.58)3.7
55. 3.720.266.2863.723713 56. 561
1327
57. 21
2
7
3 +13 ×210 58. 63
2
2
4 -17 ×3 59. 105
÷21
1
66-3 60. 11
7
7
6 +12 ÷9
61. 16-(92
1
1
3 +3 ÷12 ) 62. (32
2
3
1
5 -23 ×4 )÷45 63. (1
-1
÷2)×10
41013
2/2
64. 2114
25 ×(10-33 )÷5 65. 44
1
2
7 ÷16+32 ×7 66. 15-38
3
1
9 ÷8 ×27 67. 22
2
1
9 -9 ×2+12 68. 1
1
1
1
5 ÷5 -5 ×5
69. 1÷2
9
1
34
11 +11 ×(35 ÷ 255 ) 70. (2-31
5
8
2
5 ×16 )÷(415 ÷35
) 71. 17
3
4
7
1
18 ÷(14 ×7 +15 ÷15 ) 72. 35
3
7
1
5
24 +8 ×(19 -2 )÷29 73. (12
+65
+21
+3
9
38338 )×14 74. [9-(1
1
3
12 +8 )×24]÷15 75. 11
2
2
4
7
9 ÷9 -15 ×17 +320 76. 21
4
2 +1÷3.8×35 -3.5 77. (18
13
5
8
5
13 ×42 +57 ÷21 )÷118 78. (8.25-64
)÷(21
153 +4.2)×7 79. (32
4
2
1
3
5 ×7 +23 ÷2 )÷14 80. (2.75-2
)÷(35
58
+2.25)
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