北师大版四年级数学下册小数乘法综合练习题156.docx

北师大版四年级数学下册小数乘法综合练习题156.docx

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北师大版四年级数学下册小数乘法综合练习题156

一、口算。

0.9×4＝4×0.9＝0.02×100＝0.341÷100＝

17.2×10＝4×0.04＝0.006×0.3＝0.12×9＝

0.7×7＝8×0.3＝0.5×100＝0.179÷100＝

8.5×1000＝7×0.02＝0.05×80＝1×0.9＝

二、列竖式计算。

8.2×0.20.53×0.359.3×2.58.5×7.3

0.24×0.39.3×6.20.13×3.60.82×5.68

41×0.030.15×4.83.9×2.53.4×20.9

0.88×0.020.31×0.380.66×4.67.94×0.62

一、口算。

0.7×3＝7×0.9＝0.09×100＝5.85÷10＝

0.239×1000＝90×0.05＝0.06×0.8＝0.12×0.05＝

0.5×3＝7×0.4＝0.09×1000＝0.728÷10＝

34.2×10＝1×0.7＝0.001×80＝0.04×0.7＝

二、列竖式计算。

0.72×0.047.6×0.760.2×3.60.54×87.3

6.6×0.063.4×1.41.7×2.37.3×4.36

8.1×0.036×1.10.35×0.322.8×9.75

0.43×0.070.49×0.146.1×7.63.2×0.54

一、口算。

0.7×6＝6×0.6＝0.6×100＝26.3÷10＝

1.14×10＝0.4×0.07＝0.009×40＝0.03×90＝

0.5×3＝4×0.9＝0.001×100＝11.3÷1000＝

7.06×1000＝0.5×0.2＝0.01×0.02＝2×0.6＝

二、列竖式计算。

0.63×0.80.81×0.589.6×0.278.8×7.6

2.5×0.80.69×0.820.58×0.533.9×55.8

5300×0.50.59×0.90.57×0.978.6×4.04

0.42×0.99×0.171.8×8.816.5×3.7

一、口算。

0.1×9＝4×0.4＝0.8×1000＝8.36÷100＝

85.4×100＝5×0.2＝0.009×0.09＝0.01×500＝

0.1×2＝7×0.5＝0.009×10＝12.5÷1000＝

0.683×100＝70×0.09＝0.3×3＝0.1×30＝

二、列竖式计算。

4.4×0.090.17×0.844.6×3.58.2×3.06

0.32×0.020.73×4.10.11×0.962.8×1.87

9300×0.020.65×9.20.53×0.110.17×6.21

0.19×0.080.97×5.10.49×0.9868.7×7.6

一、口算。

0.5×9＝3×0.7＝0.4×10＝69.3÷10＝

0.443×10＝90×0.06＝0.006×8＝0.4×0.03＝

0.2×2＝2×0.2＝0.4×100＝6.5÷1000＝

29.1×10＝0.09×0.09＝0.02×60＝0.2×600＝

二、列竖式计算。

1.5×0.020.27×1.47.4×6.24.8×5.94

0.33×0.030.73×7.70.17×0.960.54×7.37

25×0.79.4×0.993.6×0.60.86×13.4

1.4×0.60.44×0.510.84×0.132.53×6.7

一、口算。

0.1×2＝3×0.2＝0.01×10＝0.29÷100＝

0.119×10＝0.03×0.04＝0.002×0.05＝0.18×500＝

0.3×2＝7×0.6＝0.006×100＝7.27÷100＝

42.8×10＝0.09×0.8＝0.03×0.8＝1.8×0.2＝

二、列竖式计算。

2.1×0.020.81×3.54.2×6.40.99×2.84

0.77×0.090.48×0.811.5×2.30.12×91.7

880×0.074×0.959.5×1.85.3×33.4

3.5×0.070.52×8.50.51×0.413.88×9.2

一、口算。

0.1×3＝8×0.8＝0.1×10＝30.4÷100＝

77.3×1000＝0.1×0.9＝0.002×200＝2×400＝

0.6×4＝4×0.3＝0.6×100＝84.1÷10＝

8.33×100＝0.09×0.7＝0.09×5＝0.02×0.06＝

二、列竖式计算。

7.2×0.082.5×0.830.98×0.228.8×38.8

8.7×0.090.54×4.40.28×0.30.15×8.88

260×0.70.78×5.42.6×1.28.2×42.9

4.5×0.70.26×0.49.6×0.6288×0.98

一、口算。

0.3×3＝2×0.7＝0.1×10＝0.245÷1000＝

0.301×100＝10×0.08＝0.03×0.2＝0.18×800＝

0.4×4＝2×0.6＝0.009×1000＝0.608÷10＝

1.37×100＝0.07×0.4＝0.08×9＝0.12×0.6＝

二、列竖式计算。

0.67×0.066.1×5.58.8×0.730.71×8.01

2.8×0.82.6×4.67×47×75.2

68×0.74.8×4.21.7×8.14.7×6.5

0.97×0.60.29×9.40.96×0.573.12×0.86

一、口算。

0.6×5＝9×0.7＝0.002×100＝46.7÷10＝

0.899×10＝0.8×0.4＝0.5×0.02＝1.9×30＝

0.8×2＝5×0.3＝0.2×1000＝0.408÷100＝

93.8×100＝0.08×0.6＝0.7×0.08＝0.2×3＝

二、列竖式计算。

3.2×0.053.3×0.411.7×1.30.54×6.35

0.99×0.30.21×0.626.7×8.41.7×89.1

47×0.70.73×3.70.16×5.50.96×56.9

0.12×0.040.48×8.14.3×9.233.7×3.9

一、口算。

0.8×4＝9×0.8＝0.1×10＝28.4÷100＝

0.963×10＝0.06×0.9＝0.005×8＝1.4×20＝

0.3×3＝9×0.5＝0.009×100＝0.493÷100＝

0.41×10＝0.5×0.09＝0.06×0.04＝0.07×0.03＝

二、列竖式计算。

9.7×0.60.79×0.390.34×0.175.2×9.71

0.48×0.79.9×6.84×40.33×8.69

580×0.076.5×2.30.89×0.354.5×21

2.6×0.044.4×6.30.57×9.42.92×5

一、口算。

0.4×6＝8×0.8＝0.02×100＝0.094÷1000＝

4.99×100＝0.6×0.4＝0.4×0.6＝1.3×7＝

0.9×5＝6×0.8＝0.007×1000＝9.36÷1000＝

0.774×1000＝3×0.3＝0.08×30＝0.1×0.2＝

二、列竖式计算。

0.71×0.060.61×0.72.4×0.662.2×78

0.12×0.90.73×4.71.7×7.80.56×73.9

950×0.80.41×0.556.6×0.260.36×9.83

0.38×0.070.25×1.10.55×0.849.77×0.83

一、口算。

0.5×9＝4×0.4＝0.02×10＝49.9÷100＝

63.6×100＝0.09×0.06＝0.09×2＝0.3×300＝

0.7×5＝6×0.8＝0.08×100＝0.553÷1000＝

45×1000＝0.08×0.8＝0.4×700＝0.1×0.06＝

二、列竖式计算。

3.3×0.080.62×6.20.45×0.537.1×77.1

6.7×0.044.4×0.80.62×0.962.2×44.7

16×0.090.63×0.672.1×6.39×14.9

0.49×0.030.83×0.54.3×0.585.91×0.53

一、口算。

0.5×8＝8×0.5＝0.009×10＝0.667÷1000＝

0.075×100＝80×0.06＝0.6×0.9＝0.5×0.5＝

0.3×7＝9×0.2＝0.001×10＝46.7÷10＝

12.2×10＝60×0.05＝0.01×0.5＝0.6×0.4＝

二、列竖式计算。

8.7×0.83.8×0.728.6×9.60.17×7.29

2.3×0.030.48×3.76.6×96.9×8.27

51×0.040.26×0.994.7×5.60.23×7.95

0.45×0.060.26×92.4×18.25×0.16

一、口算。

0.1×2＝9×0.5＝0.02×1000＝0.545÷1000＝

0.364×100＝0.4×0.6＝0.007×0.5＝0.02×0.09＝

0.8×7＝8×0.8＝0.009×100＝56.5÷10＝

9.16×100＝0.08×0.2＝0.05×50＝2×700＝

二、列竖式计算。

0.76×0.30.2×0.43.5×0.470.41×8.73

2.5×0.26.3×7.50.32×0.331.4×7.94

0.33×0.020.54×0.790.76×3.19.6×39.5

0.88×0.020.43×0.56×0.2737.1×1

一、口算。

0.4×3＝3×0.2＝0.4×10＝0.658÷100＝

41.8×10＝0.04×0.07＝0.007×8＝1.6×9＝

0.1×7＝7×0.8＝0.006×10＝0.069÷100＝

0.141×10＝7×0.06＝0.002×300＝0.7×0.06＝

二、列竖式计算。

0.75×0.070.28×9.60.38×0.50.37×62.3

7.1×0.046.2×0.77.8×4.50.17×37.2

5400×0.020.24×0.120.67×5.80.92×67

0.56×0.42.2×6.39.2×0.9399×0.61

一、口算。

0.7×8＝5×0.2＝0.002×1000＝77.5÷100＝

76.3×100＝2×0.2＝0.002×200＝1.8×0.09＝

0.2×6＝5×0.8＝0.008×10＝2.31÷10＝

3.31×10＝6×0.2＝0.007×500＝0.04×90＝

二、列竖式计算。

0.82×0.058.3×0.746.2×7.86.1×32.1

6.8×0.60.46×9.90.65×2.41.9×6.11

7.2×0.30.83×3.68.1×2.26.6×75.1

3.5×0.50.32×6.48.3×0.765.12×0.22

一、口算。

0.1×5＝2×0.7＝0.2×1000＝36.8÷1000＝

6.27×100＝0.05×0.05＝0.04×0.03＝0.19×500＝

0.2×2＝9×0.7＝0.002×10＝5.1÷1000＝

17.3×100＝80×0.8＝0.001×8＝0.18×900＝

二、列竖式计算。

4.6×0.049.6×0.698.3×5.25×26.1

3.8×0.44.1×0.189.7×0.130.55×5.22

190×0.30.41×8.30.92×50.81×96.3

0.83×0.20.65×0.856.4×0.348.66×0.13

一、口算。

0.4×5＝7×0.7＝0.006×1000＝34.3÷100＝

61.7×100＝0.07×0.2＝0.04×4＝1.8×9＝

0.7×2＝5×0.2＝0.1×100＝14.4÷10＝

27.7×100＝0.07×0.8＝0.2×0.06＝0.12×6＝

二、列竖式计算。

6.7×0.084.9×0.850.12×0.152.6×1.44

0.33×0.050.86×0.771.8×0.964.1×87.1

560×0.041.1×0.120.88×0.726.2×3.11

0.29×0.80.92×2.77.8×5.15.72×0.2

一、口算。

0.1×2＝5×0.9＝0.6×1000＝90.7÷100＝

0.703×100＝0.5×0.09＝0.3×0.5＝0.12×0.4＝

0.7×8＝6×0.2＝0.004×100＝6.78÷10＝

0.647×1000＝40×0.08＝0.009×400＝0.19×8＝

二、列竖式计算。

6.1×0.74×90.24×0.460.49×3.5

8.9×0.060.42×9.69×60.12×62.9

1500×0.47.5×0.985.8×0.916.1×59.9

0.24×0.65.7×2.60.95×0.3740.5×1.1

一、口算。

0.2×9＝5×0.5＝0.004×100＝0.185÷10＝

0.474×10＝9×0.4＝0.5×0.9＝1.3×0.8＝

0.6×4＝6×0.2＝0.004×1000＝0.803÷10＝

3.84×10＝30×0.2＝0.3×6＝0.18×800＝

二、列竖式计算。

6.2×0.30.62×2.70.19×8.43.6×2.87

0.85×0.090.49×1.10.87×0.546.1×92.9

0.94×0.20.12×9.68.6×0.270.52×64

1.5×0.43.6×0.290.21×4.52.8×0.95