小数乘除法计算题及答案

小数乘除法计算题

85.44÷1642.84÷7101.7÷967.5÷15

230.4÷6

5.34

6.12 11.3 4.5 38.4

21.24÷360.736÷2343.5÷1235.21÷7

39.6÷24

0.59 0.032 3.625 5.03 1.65

6.21÷0.03210÷1.451.3÷0.2791.2÷3.8

0.756÷0.18

207 150 190 24 4.2

0.66÷0.311.97÷1.569.6÷2.938.4÷0.8

15÷0.06

2.2 7.98 2.4 48 250

5.6×2.9 3.77×1.80.02×96 5.22×0.3

9.99×0.02

16.24 6.786 1.92 1.566 0.1998

4.67×0.95×2.44 1.666×6.19.432×0.002

5.6×

6.5

4.203 12.2 10.1626 0.018864 36.4

4.88×2.9

5.61×4.38.9×2.4 5.5×55

9.77×0.02

14.152 24.123 21.36 302.5 0.1954

1.384×5.1 8.78×83

2.6×610.059×0.2

4.268×1.7

7.0584 728.74 158.6 0.0118 7.2556

57×5.79.46×2.8517.8×6.4 1.5×4.9

2.5×0.88

324.9 26.961 113.92 7.35 2.2

5.555×5.2 2.22×3.337.658×853

6.02×0.3

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）：

8.2÷0.120.8÷0.976.4÷5.4 4.7÷3

1.25÷1.2

68.33 0.89 14.15 1.57 1.04

32÷4214.36÷2.78.33÷6.2 1.7÷0.03

2.41÷0.7

0.76 5.32 1.34 56.67 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

16.9÷0.13 1.55÷3.9 3.7×0.01613.76×0.8= 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

5.25×535.4×4.2 0.042×0.54 0.76×0.32 2

6.25 148.68 0.02268 0.2432

0.25×0.046 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 0.18

2.5÷0.7= （保留三位小数）10.1÷

3.3= （商用循环小数）

3.571 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+3

4.3×0.2

785 0.812 10.8

1.2×(9.6÷

2.4)÷4.88.9×1.1×4.7 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 × 7.412.5×0.4×2.5×8

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)

7.69×101

1 38.38 0.38 776.69

3.8×10.10.25×39+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