北师大版四年级数学下册小数乘法综合练习题136.docx

北师大版四年级数学下册小数乘法综合练习题136.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136

一、口算。

0.4×9＝9×0.6＝0.005×1000＝53.1÷100＝

8.95×10＝0.06×0.04＝0.9×2＝1.6×300＝

0.7×5＝3×0.7＝0.002×100＝3.43÷1000＝

0.376×100＝4×0.4＝0.002×5＝1.9×0.03＝

二、列竖式计算。

3.7×0.66.5×1.31.3×0.910.86×95.9

0.37×0.040.79×92.8×0.818.9×72.6

1300×0.066.4×0.748.7×6.60.73×74

8.9×0.093.6×0.156.5×4.19.06×0.78

一、口算。

0.6×6＝4×0.2＝0.001×100＝87.1÷1000＝

0.615×1000＝0.02×0.7＝0.09×0.3＝1.7×0.04＝

0.5×4＝4×0.6＝0.07×10＝7.08÷10＝

7.9×10＝80×0.08＝0.006×3＝0.14×9＝

二、列竖式计算。

6.6×0.050.35×6.30.85×80.57×7.61

0.35×0.90.91×9.68.1×0.318.6×3.85

36×0.80.45×3.87.8×0.30.75×36

0.17×0.096.6×0.950.82×0.9366.1×6.1

一、口算。

0.2×3＝3×0.7＝0.03×100＝5.21÷10＝

96.3×1000＝90×0.7＝0.002×0.03＝0.1×80＝

0.3×4＝2×0.5＝0.02×100＝0.4÷10＝

0.488×100＝2×0.4＝0.005×0.07＝0.14×2＝

二、列竖式计算。

2.7×0.80.27×6.80.52×5.24.5×8.49

0.92×0.095.3×3.36.5×7.10.45×14.6

0.43×0.52.8×7.30.78×0.420.99×3.62

0.63×0.50.48×0.434.4×4.166.2×0.89

一、口算。

0.4×4＝3×0.8＝0.005×100＝0.704÷100＝

7.05×10＝2×0.8＝0.9×0.09＝0.05×700＝

0.6×7＝3×0.4＝0.001×10＝0.556÷10＝

0.381×1000＝1×0.9＝0.4×20＝0.3×700＝

二、列竖式计算。

4.5×0.90.12×0.740.72×0.772.1×28.2

5.3×0.90.8×0.610.68×9.80.41×96

8.4×0.64.2×0.44.8×0.410.48×9.84

1.6×0.026×6.35.7×9.87.08×6.7

一、口算。

0.7×8＝3×0.6＝0.09×10＝0.467÷1000＝

5.04×100＝0.1×0.09＝0.2×400＝0.4×5＝

0.7×3＝9×0.2＝0.002×10＝4.35÷10＝

5.6×1000＝0.03×0.3＝0.8×300＝1×0.04＝

二、列竖式计算。

1.7×0.53×0.180.65×2.70.26×7.78

3.7×0.20.85×0.768.3×18.5×2.84

9800×0.050.88×0.190.91×0.380.87×80.2

0.72×0.60.69×0.680.37×6.132×1.2

一、口算。

0.4×6＝2×0.7＝0.8×10＝0.416÷100＝

0.509×1000＝80×0.03＝0.05×0.7＝1.5×50＝

0.1×2＝9×0.9＝0.07×100＝0.542÷10＝

0.918×10＝0.2×0.09＝0.01×800＝0.8×0.09＝

二、列竖式计算。

0.27×0.77.2×7.40.25×5.40.78×54.8

0.18×0.020.77×6.16.7×2.76.1×2.74

2.4×0.060.41×0.180.32×8.44.5×76.1

0.78×0.80.33×2.60.71×0.241.9×4.2

一、口算。

0.5×5＝5×0.6＝0.001×10＝8.34÷10＝

0.875×10＝10×0.6＝0.9×600＝0.12×9＝

0.7×4＝8×0.8＝0.008×1000＝83.5÷10＝

5.67×1000＝50×0.3＝0.002×0.09＝0.11×0.6＝

二、列竖式计算。

0.81×0.40.16×0.140.13×9.30.77×94.1

0.49×0.70.17×0.210.48×4.50.7×52.2

92×0.67.2×3.33.9×0.472.9×50.6

0.63×0.032.2×0.680.5×213.4×8

一、口算。

0.8×9＝8×0.6＝0.7×10＝0.098÷1000＝

0.51×100＝30×0.6＝0.02×0.7＝1×0.9＝

0.7×8＝8×0.7＝0.07×10＝17.5÷10＝

23.1×100＝0.05×0.2＝0.001×0.8＝1.7×50＝

二、列竖式计算。

0.88×0.87.5×9.17.4×6.10.25×96.1

7.9×0.080.56×8.80.43×0.130.78×32.4

0.14×0.038.6×5.40.5×0.370.79×51.2

0.52×0.025.2×0.629.9×0.427.85×3.1

一、口算。

0.3×4＝6×0.6＝0.7×100＝9.48÷1000＝

64.3×100＝3×0.04＝0.6×20＝0.08×0.02＝

0.4×5＝2×0.8＝0.7×100＝5.87÷10＝

4.2×100＝0.7×0.03＝0.008×50＝0.2×900＝

二、列竖式计算。

3.9×0.53.8×0.339×0.40.45×7.12

4.1×0.42.6×7.98.8×0.657.7×1.64

0.71×0.49.9×0.40.35×1.58.5×8.59

0.28×0.086.4×0.544×0.431.84×3

一、口算。

0.3×8＝5×0.8＝0.09×100＝7.75÷100＝

0.46×1000＝0.2×0.2＝0.02×0.07＝0.16×90＝

0.7×7＝5×0.4＝0.07×1000＝36.9÷10＝

5.9×1000＝40×0.9＝0.09×60＝1.6×500＝

二、列竖式计算。

0.59×0.87.4×0.925.2×68.7×4.15

5.5×0.068.6×7.90.69×6.13.2×59.2

2.4×0.084.3×0.479.9×5.20.63×34.1

0.29×0.065.2×9.90.98×0.8222.7×9.5

一、口算。

0.7×9＝5×0.9＝0.6×1000＝0.094÷1000＝

0.288×100＝60×0.7＝0.005×0.09＝0.2×40＝

0.6×5＝5×0.7＝0.07×1000＝0.112÷10＝

11.5×100＝0.3×0.4＝0.5×0.2＝1.2×0.08＝

二、列竖式计算。

0.88×0.24.2×0.922.9×0.330.45×67.1

9.3×0.33.6×0.445×2.20.51×1.1

850×0.086×0.738.5×5.90.97×2.49

0.74×0.60.56×0.598.5×0.996.84×4.5

一、口算。

0.5×3＝6×0.7＝0.02×1000＝2.3÷100＝

22.9×1000＝90×0.04＝0.7×60＝1.2×0.05＝

0.4×7＝6×0.8＝0.3×100＝2.22÷10＝

9.35×1000＝0.09×0.09＝0.009×5＝1.2×900＝

二、列竖式计算。

0.95×0.66.8×4.60.66×0.660.94×4.67

0.13×0.20.27×71.9×0.572.1×92.2

2900×0.70.1×0.18.7×0.957.6×55.8

0.56×0.87.7×6.34.3×8.795.9×0.7

一、口算。

0.4×5＝8×0.8＝0.05×10＝0.197÷10＝

7.91×100＝40×0.9＝0.002×0.4＝0.3×0.6＝

0.1×9＝9×0.6＝0.4×10＝4.19÷10＝

94.2×100＝10×0.2＝0.003×0.02＝0.12×300＝

二、列竖式计算。

0.76×0.040.28×0.650.7×4.57.2×57.2

1.4×0.030.36×9.82×1.18.7×12.2

0.28×0.37.6×72.4×0.20.4×13.9

6.4×0.037.2×25.1×8.424.5×0.61

一、口算。

0.3×2＝9×0.5＝0.8×1000＝45.3÷10＝

98.6×10＝0.6×0.9＝0.7×60＝1.9×3＝

0.8×6＝2×0.9＝0.004×100＝7.22÷10＝

0.149×1000＝6×0.9＝0.002×0.09＝0.7×0.7＝

二、列竖式计算。

0.67×0.074×0.30.66×10.6×68.2

0.55×0.070.61×0.543.8×0.629.1×1.22

5900×0.50.93×0.920.15×0.13.7×84.1

7.9×0.070.44×0.520.29×3.95.47×7.1

一、口算。

0.6×3＝2×0.4＝0.09×10＝0.793÷10＝

0.729×100＝10×0.2＝0.002×600＝0.04×600＝

0.3×9＝2×0.5＝0.03×10＝0.342÷100＝

0.149×10＝80×0.03＝0.005×0.04＝0.07×0.05＝

二、列竖式计算。

6.8×0.52.1×23.9×9.60.13×7.58

0.12×0.36.4×9.20.6×0.115.9×3.99

270×0.025.5×0.55.6×0.47.8×7.75

2.9×0.46.2×0.640.15×8.855.1×4.8

一、口算。

0.8×4＝3×0.3＝0.5×10＝0.021÷100＝

0.518×100＝0.9×0.05＝0.02×60＝0.19×200＝

0.7×7＝9×0.8＝0.9×100＝39.7÷10＝

7.35×100＝0.6×0.07＝0.004×0.03＝0.09×2＝

二、列竖式计算。

0.11×0.50.73×0.690.81×8.10.69×63.8

3.8×0.57.8×9.85×0.690.82×97.5

3800×0.095.1×0.177.8×0.440.2×5.48

0.19×0.039×0.223.9×0.731.79×5.6

一、口算。

0.9×6＝6×0.6＝0.08×1000＝31.6÷1000＝

2.03×100＝30×0.7＝0.8×700＝1.4×800＝

0.4×7＝7×0.5＝0.09×10＝1.47÷1000＝

4.91×1000＝8×0.3＝0.02×0.4＝0.03×400＝

二、列竖式计算。

0.22×0.040.22×1.70.35×4.31.3×5.92

8.3×0.082.4×0.170.32×9.89.3×71.9

6.3×0.030.49×4.22.1×7.30.26×97.7

9.1×0.051.2×0.48.2×4.23.63×0.72

一、口算。

0.1×4＝9×0.7＝0.003×1000＝0.158÷10＝

62.5×100＝5×0.04＝0.8×0.07＝0.6×0.5＝

0.7×7＝8×0.8＝0.006×100＝49.1÷1000＝

0.67×1000＝60×0.5＝0.09×50＝1.1×80＝

二、列竖式计算。

0.19×0.40.29×0.334.3×0.868.6×84.7

5.5×0.50.23×1.40.4×0.390.17×5.46

0.29×0.97.5×55×2.25.1×27.1

0.87×0.74.7×0.261.3×4.189×0.17

一、口算。

0.6×4＝4×0.3＝0.2×100＝0.757÷10＝

0.494×100＝7×0.05＝0.4×500＝1.1×0.2＝

0.2×6＝7×0.7＝0.6×100＝46.7÷10＝

2.74×100＝0.7×0.9＝0.08×5＝0.01×0.3＝

二、列竖式计算。

0.95×0.050.86×1.30.91×0.240.96×7.99

4.1×0.040.61×0.514.1×0.696.9×60.9

0.96×0.20.43×6.58×0.460.36×25.1

0.38×0.061.7×0.910.32×4.45.55×3.2

一、口算。

0.7×8＝9×0.8＝0.7×10＝0.372÷1000＝

4.13×10＝50×0.08＝0.9×40＝0.01×50＝

0.3×3＝4×0.5＝0.04×1000＝0.612÷100＝

0.059×1000＝3×0.09＝0.06×0.4＝0.05×60＝

二、列竖式计算。

3.6×0.30.49×0.390.28×0.545.6×13.7

3.4×0.30.41×0.25.2×6.50.69×48.4

0.66×0.060.82×2.30.73×0.970.16×7.82

1.4×0.020.33×0.658.9×0.642.5×3.9