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小数乘除法计算题库

小数乘除法计算题库
小数乘除法计算题库

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小数乘除法计算题

85.44÷16 42.84÷7 101.7÷9 67.5÷15 230.4÷6

5.34

6.12 11.3 4.5 38.4 21.24÷36 0.736÷23 43.5÷12 35.21÷7 39.6÷24

0.59 0.032 3.625 5.03 1.65 6.21÷0.03 210÷1.4 51.3÷0.27 91.2÷3.8 0.756÷0.18

207 150 190 24 4.2 0.66÷0.3 11.97÷1.5 69.6÷2.9 38.4÷0.8 15÷0.06 2.2

7.98 2.4 48 250 5.6×2.9

3.77×1.8 0.02×96 5.22×0.3 9.99×0.02 16.24 6.786 1.92 1.566 0.1998

4.67×0.9

5×2.44 1.666×6.1 9.432×0.002 5.6×6.5 4.203 12.2 10.1626 0.018864 36.4 4.88×2.9

5.61×4.3 8.9×2.4 5.5×55 9.77×0.02 14.152 24.123 21.36 302.5 0.1954 1.384×5.1

8.78×83 2.6×61 0.×0.2 4.268×1.7 7.0584 728.74 158.6 0.0118 7.2556 57×5.7

9.46×2.85 17.8×6.4 1.5×4.9 2.5×0.88 324.9

26.961

113.92 7.35 2.2 5.555×5.2 2.22×3.33

7.658×85 36.02×0.3 56.78×8 28.886 7.3926

650.93 10.806 454.24

(循环小数的用简便方法,除不尽保留2位小数):

资料Word

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8.2÷0.12 0.8÷0.9 76.4÷5.4 4.7÷3 1.25÷1.2 68.33 0.89 14.15 1.57 1.04 32÷42 14.36÷2.7 8.33÷6.2 1.7÷0.03 2.41÷0.7 0.76

5.32 1.34 5

6.67 3.44 用竖式计算

0.396÷1.2= 0.756÷0.36= 15.6×13= 0.18×

15=

0.33 2.1 202.8 2.7

0.025×14= 3.06×36= 0.04×0.12= 3.84×2.6≈

0.35 110.16 0.0048 9.984

5.76×3=7.15×22 90.75÷3.3 3.68×0.25 17.28 157.3 27.5 0.92 1

6.9÷0.13 1.55÷3.9 3.7×0.016 13.76×0.8=

130 0.397 0.0592 11.008 5.2×0.6

8.4×1.3 6.4×0.5 4.48×0.4 3.12

10.92 3.2 1.792 5.25×5 35.4×4.2 0.×0.54 0.76×0.32 26.25 148.68

0.02268 0.2432 0.25×0. 2.52×3.4 1.08×25 0.12×0.5×0.16=0.0115 8.568 27

0.0096 4.8×0.25=0.125×1.4≈(保留两位小数)

1.2 x 0.18 1

2.5÷0.7= (保留三位小数)

10.1÷3.3=

(商用循环小数) 3.571

资料Word

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3.06060606...... 10.75÷12.5= (用乘法验算) 3.25×9.04= (用除法验算)0.86 29.38

3、脱式计算(能简算的要简算) 2.5×7.1×4 16.12×99+16.12 5.2×0.9+0.9 71 1612

5.58 7.28×99+7.28 4.3×50×0.2 64-2.64×0.5

728 43 62.68 26×15.7+15.7×24 (2.275 +0.625)×0.28 3.94+34.3×0.2

785 0.812 10.8

1.2×(9.6÷

2.4)÷4.8 8.9×1.1×4.7 2.7×5.4×

3.9 3.6×

9.85-5.46

1 46.013 56.86

2 30 8.05×3.4+7.6 6.58×4.5×0.9 2.8×0.5+1.58 34.97

26.649 2.98 32+4.9-0.9 4.8-4.8×0.5 (1.25-0.125)×8 36 2.4 9 4.8×100.1 56.5×99+56.5 7.09×10.8-0.8×7.09 480.48 5650 70.9 4.85 + 0.35 ÷1.4 8.7 ×17.4 - 8.7 ×

7.4 12.5×0.4×2.5×8 5.1 87

100 0.87×3.16+4.64 9.5×101 0.68 ÷(5.2 -3.5)×1.25

7.3892 959.5 0.5 40.5 ÷0.81 ×0.18 4.8 ×(15 ÷ 2.4)9 30 6.81+6.81×99 0.25×185×40 4.4×0.8-3.4×0.8 681 1850

0.8 (9.37+9.37+9.37+9.37)×2.5 2.37×6.3+2.37×3.7 93.7 23.7 2.5×1.25×0.32 3.8×10.1 2.5×(3.8×0.04)

7.69×资料Word

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101 1 38.38 0.38

776.69 3.8×10.1 0.25×39+0.25 0.125×72

46×0.33+54×0.33 38.38 10 9

33 (8×5.27) ×1.25 6.81+6.81×99 0.25×185×40 52.7 681 1850 6.8×0.75÷0.5 3.75÷0.125–2.75

1.53+23.4÷7.2 10.2 27.25 4,78

9.5×99 13.5×0.98 12.5×8.8 940.5

13.23 110

解决问题:

1.一台榨油机每小时榨油0.45吨,4台这样的榨油机3.5小时榨油多少吨?

2. 小华和小川两人同时从乙地分别向甲、丙两地背向而行,小华每小时走

3.2千米,小川每小时走2.6千米,走了4小时两人相距多远?(用两种方法解答)

资料Word

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3.一批煤计划每天烧0.6吨,可以烧70天。由于改进烧煤技术,实际每天只烧煤

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