北师大版四年级数学下册小数乘法综合练习题180.docx

北师大版四年级数学下册小数乘法综合练习题180.docx

《北师大版四年级数学下册小数乘法综合练习题180.docx》由会员分享，可在线阅读，更多相关《北师大版四年级数学下册小数乘法综合练习题180.docx（11页珍藏版）》请在冰点文库上搜索。

北师大版四年级数学下册小数乘法综合练习题180

一、口算。

0.3×6＝3×0.2＝0.9×10＝0.428÷100＝

42.7×10＝60×0.08＝0.001×0.9＝0.14×0.05＝

0.8×9＝9×0.4＝0.5×100＝0.458÷100＝

2.4×10＝8×0.07＝0.4×9＝0.1×0.06＝

二、列竖式计算。

0.59×0.90.42×0.640.25×0.320.13×5.56

5.9×0.24.5×7.40.54×7.73.7×66.2

7.1×0.043.9×3.10.18×0.340.99×8.46

4.3×0.71.6×5.60.35×7.37.21×0.93

一、口算。

0.5×4＝2×0.4＝0.008×1000＝0.472÷10＝

5.65×10＝40×0.05＝0.7×800＝0.4×0.09＝

0.4×5＝9×0.7＝0.003×100＝93.6÷1000＝

4.99×1000＝0.4×0.02＝0.5×900＝1.1×70＝

二、列竖式计算。

7.4×0.83.9×0.190.23×0.570.23×4.65

0.85×0.30.69×0.279.2×8.10.29×2.66

4.2×0.030.87×0.678.7×1.17.9×23.1

0.43×0.060.3×9.63.7×0.5716.4×0.49

一、口算。

0.6×6＝2×0.6＝0.003×10＝77.1÷100＝

0.517×10＝20×0.02＝0.1×80＝0.1×6＝

0.7×4＝2×0.9＝0.8×100＝6.6÷100＝

87.6×100＝5×0.8＝0.005×40＝0.11×0.7＝

二、列竖式计算。

3.2×0.058×0.517.2×7.65.1×7.92

0.47×0.50.29×0.880.95×4.30.28×9.16

0.64×0.34.9×0.470.47×2.20.13×40.1

9.1×0.024.9×7.80.12×0.721.31×0.79

一、口算。

0.8×5＝2×0.9＝0.1×1000＝2.4÷100＝

3.2×10＝30×0.07＝0.001×0.2＝1.4×0.09＝

0.4×6＝2×0.3＝0.009×1000＝0.079÷1000＝

9.26×1000＝0.8×0.06＝0.08×80＝1×4＝

二、列竖式计算。

7.9×0.069.9×4.50.71×0.810.22×90

0.26×0.070.26×5.90.8×0.710.89×6.16

0.58×0.090.21×4.30.25×5.46.1×8.86

4.8×0.85.3×4.70.23×5.992.8×4.5

一、口算。

0.6×2＝9×0.6＝0.8×100＝0.65÷1000＝

0.068×100＝0.7×0.3＝0.09×0.8＝1.7×0.07＝

0.9×2＝3×0.7＝0.009×100＝9.19÷100＝

0.77×1000＝40×0.8＝0.002×80＝0.12×2＝

二、列竖式计算。

0.64×0.90.34×0.667.4×8.98.2×22.8

0.56×0.020.58×0.936.9×5.47.3×25.8

57×0.056×0.580.51×73.4×7.3

0.76×0.030.34×10.56×7.81.24×1.3

一、口算。

0.9×2＝4×0.4＝0.1×1000＝25.3÷1000＝

7.6×100＝0.5×0.03＝0.05×0.8＝0.2×0.3＝

0.8×6＝4×0.4＝0.5×10＝24.9÷10＝

3.3×1000＝0.5×0.5＝0.6×0.04＝0.01×0.06＝

二、列竖式计算。

1.1×0.040.15×0.564.1×1.42.6×24.7

0.58×0.75.8×7.10.15×0.315.4×35.3

9.4×0.23.4×8.24.3×0.219.6×9.05

0.71×0.89.9×0.697.5×0.292.28×0.76

一、口算。

0.4×9＝9×0.3＝0.2×100＝0.208÷100＝

4.59×1000＝7×0.04＝0.004×6＝0.17×500＝

0.1×9＝6×0.5＝0.09×100＝81.2÷10＝

39.8×1000＝2×0.7＝0.8×0.08＝0.6×0.8＝

二、列竖式计算。

0.62×0.080.74×9.94.3×7.66.1×27.7

9.4×0.080.96×0.544.3×0.655.3×24.5

4.1×0.070.79×9.31.3×0.253.4×53.7

0.91×0.70.58×0.15.1×5.65.18×8.9

一、口算。

0.7×8＝3×0.9＝0.007×100＝0.318÷100＝

20.2×1000＝10×0.04＝0.1×40＝0.1×2＝

0.6×5＝5×0.4＝0.5×1000＝42.9÷1000＝

51.6×100＝1×0.05＝0.03×80＝0.02×2＝

二、列竖式计算。

0.48×0.80.87×63.1×2.10.38×9.31

9.1×0.82.4×0.470.43×0.329.5×91.9

78×0.50.97×4.70.66×0.530.97×3.74

0.16×0.20.87×2.80.4×9.636.4×0.4

一、口算。

0.4×7＝3×0.4＝0.4×10＝6.06÷100＝

0.719×1000＝1×0.09＝0.003×0.3＝0.18×0.4＝

0.4×7＝8×0.3＝0.6×10＝0.113÷100＝

0.511×10＝7×0.2＝0.2×5＝0.2×6＝

二、列竖式计算。

0.49×0.060.77×8.80.76×0.529.7×1.33

7.2×0.040.65×6.66.7×0.750.76×97.2

5800×0.044.1×0.420.94×0.610.49×78.8

5.7×0.094.3×0.191.2×0.770.1×6.4

一、口算。

0.2×6＝6×0.8＝0.005×1000＝7.43÷100＝

0.862×10＝70×0.05＝0.7×0.2＝0.4×2＝

0.1×5＝8×0.7＝0.5×100＝62.5÷100＝

25.8×10＝9×0.7＝0.4×30＝0.07×0.09＝

二、列竖式计算。

6.1×0.030.72×6.27.9×0.437.4×1.39

0.48×0.046.3×0.622.3×7.12.9×1.46

66×0.40.7×0.491.5×8.35.6×36.8

0.37×0.070.58×30.26×0.866.16×4.3

一、口算。

0.3×5＝8×0.4＝0.002×1000＝8.4÷100＝

0.307×1000＝0.05×0.9＝0.7×70＝0.07×0.06＝

0.1×8＝7×0.2＝0.6×100＝5.56÷100＝

0.467×1000＝0.05×0.02＝0.9×0.4＝1.1×0.7＝

二、列竖式计算。

8.3×0.075.6×1.28.4×0.630.19×4.51

0.31×0.80.21×3.50.4×13.1×57.7

280×0.67.9×0.260.19×0.780.31×68.6

0.17×0.20.7×58.5×8.29.45×8

一、口算。

0.3×4＝6×0.2＝0.08×10＝0.808÷100＝

51.8×10＝7×0.4＝0.07×5＝1.5×0.9＝

0.8×4＝5×0.3＝0.003×1000＝42.1÷1000＝

36.5×10＝90×0.02＝0.007×0.09＝0.14×70＝

二、列竖式计算。

0.37×0.94.6×0.947.8×5.40.52×2.83

0.62×0.30.71×2.55.1×8.24.8×33.5

0.19×0.61.4×0.710.85×0.724.5×31.6

0.51×0.50.73×0.150.76×0.2158.9×0.74

一、口算。

0.3×6＝6×0.7＝0.8×100＝0.681÷100＝

0.895×1000＝0.04×0.03＝0.7×700＝0.18×0.09＝

0.7×6＝2×0.2＝0.009×10＝0.778÷1000＝

6.67×1000＝30×0.4＝0.006×70＝0.7×0.05＝

二、列竖式计算。

0.19×0.35×0.970.81×2.85.2×8.83

0.37×0.48.1×0.338×2.26.7×3.69

880×0.70.95×0.364.9×0.570.19×8.05

0.95×0.70.18×0.770.47×0.33.99×6.3

一、口算。

0.9×8＝2×0.2＝0.04×100＝97.9÷1000＝

8.79×100＝90×0.04＝0.008×900＝0.03×0.08＝

0.7×9＝2×0.2＝0.6×1000＝8.87÷1000＝

7.3×1000＝50×0.3＝0.9×200＝1.1×2＝

二、列竖式计算。

3.7×0.099.9×9.26.7×0.530.66×8.49

8.7×0.64.1×0.860.22×3.11.4×52

85×0.084.2×3.45.5×8.78.7×24

0.99×0.020.44×0.664.9×0.523.93×5.9

一、口算。

0.5×8＝6×0.5＝0.04×100＝24.2÷1000＝

4.4×100＝0.2×0.6＝0.004×0.03＝1.1×0.08＝

0.9×8＝7×0.5＝0.1×10＝2.82÷100＝

67.6×10＝40×0.04＝0.7×0.6＝1.4×40＝

二、列竖式计算。

7.4×0.090.2×0.510.85×0.867.5×90.2

1.2×0.080.51×0.430.18×0.786.3×5.09

280×0.060.29×8.60.24×8.36.9×39.8

4.8×0.60.55×0.916.3×2.180.1×2.6

一、口算。

0.9×7＝9×0.4＝0.09×1000＝9.36÷100＝

7.4×1000＝10×0.6＝0.6×0.4＝0.19×0.9＝

0.5×2＝3×0.3＝0.07×100＝5.38÷10＝

0.252×1000＝90×0.07＝0.003×300＝0.2×900＝

二、列竖式计算。

0.38×0.90.88×0.780.25×2.62.1×1.87

0.51×0.030.91×0.328.1×0.157.8×4.46

7800×0.56.1×0.250.28×0.860.44×7.83

0.35×0.84.5×9.50.86×0.663.12×9

一、口算。

0.4×3＝5×0.8＝0.002×1000＝0.132÷1000＝

1.29×1000＝10×0.9＝0.05×4＝0.12×0.4＝

0.7×4＝4×0.8＝0.8×100＝0.325÷10＝

2.24×100＝60×0.2＝0.01×0.2＝0.01×40＝

二、列竖式计算。

6.5×0.085.6×0.160.43×0.770.95×8.81

0.31×0.31.1×0.231.6×0.280.2×2.85

450×0.070.89×2.20.22×8.23×1.15

0.96×0.48.1×6.10.23×4.862.9×0.67

一、口算。

0.3×9＝5×0.7＝0.003×1000＝7.54÷1000＝

1.69×10＝0.03×0.05＝0.4×8＝1×0.8＝

0.9×5＝4×0.8＝0.06×10＝79.5÷100＝

0.837×1000＝0.08×0.2＝0.04×800＝0.2×200＝

二、列竖式计算。

0.39×0.30.49×8.72.4×0.348.8×5.51

5.9×0.058.4×48.5×0.27.8×8.94

220×0.090.19×56.2×6.65.2×89.3

8.9×0.067.2×7.76.9×6.847.2×2.5

一、口算。

0.9×9＝9×0.2＝0.4×100＝2.01÷10＝

20.1×1000＝60×0.2＝0.07×900＝1.7×0.3＝

0.9×3＝7×0.7＝0.07×1000＝40.1÷100＝

91.3×100＝0.09×0.03＝0.004×70＝1.4×80＝

二、列竖式计算。

7.6×0.060.86×7.10.21×0.820.72×5.74

8.1×0.27.5×0.36.4×5.32.5×8.74

79×0.060.86×0.695.7×2.94.2×9.44

0.81×0.50.91×6.64.5×9.215.7×9.1

一、口算。

0.6×2＝9×0.2＝0.3×100＝19.3÷10＝

5.2×10＝0.8×0.2＝0.5×0.4＝1.5×30＝

0.5×3＝3×0.8＝0.04×1000＝91÷10＝

2.15×100＝5×0.2＝0.4×0.3＝0.17×0.02＝

二、列竖式计算。

6.9×0.050.32×0.190.5×8.55×9.64

1.1×0.50.4×1.70.3×0.640.18×25.6

12×0.80.38×7.42.9×0.349×16.8

0.83×0.060.68×0.120.78×2.37.45×9.7