北师大版四年级数学下册第三单元小数乘法专项练习题81Word文档下载推荐.docx

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北师大版四年级数学下册第三单元小数乘法专项练习题81Word文档下载推荐.docx

0.36.2×

4.48.9×

4.827×

2.7

4=4×

0.8=0.004×

1000=0.383÷

18.6×

1000=0.6×

0.3=0.06×

0.04=0.15×

0.03=

0.9×

8=3×

0.8=0.1×

100=15÷

8.7×

100=1×

0.07=0.8×

5=0.14×

0.04=

3.2×

0.67.4×

4.50.56×

0.170.28×

14.6

9.3×

0.086.5×

9.45.5×

0.986.1×

2.26

9400×

0.74.3×

6.56.3×

0.487.7×

6.77

5.2×

0.067.6×

0.133.9×

5.45.43×

7.4

7=5×

0.8=0.3×

1000=50.1÷

0.857×

10=0.02×

0.2=0.5×

600=0.8×

5=

0.7×

0.4=0.5×

1000=5.13÷

1.6×

100=80×

0.03=0.04×

0.02=1.3×

0.7=

1.9×

8.50.41×

9.82.8×

1.77

7.4×

0.090.32×

5.90.36×

0.697.3×

43.5

35×

0.30.12×

50.84×

2.10.3×

54.6

5.3×

0.60.15×

90.46×

1.27.02×

9.2

0.1×

2=2×

0.9=0.03×

100=8.36÷

6.6×

10=0.1×

400=0.07×

20=

4=6×

0.5=0.3×

100=0.151÷

9.9×

1000=0.02×

0.6=0.008×

900=0.18×

0.2=

0.32×

0.080.53×

0.30.23×

5.82.8×

46.9

0.61×

0.50.94×

8.64.5×

3.10.39×

31.8

5700×

0.25.5×

3.42×

0.170.5×

5.77

0.44×

0.068.5×

0.183.1×

6.567.1×

0.56

3=9×

0.7=0.06×

10=0.08÷

0.38×

0.2=0.009×

4=0.16×

0.09=

0.3×

8=8×

0.6=0.03×

10=0.221÷

4.91×

1000=0.06×

0.5=0.009×

7=0.5×

0.02=

6.9×

0.099.6×

0.720.67×

3.70.27×

79.5

0.66×

0.039.3×

1.70.2×

0.640.65×

9.58

4.1×

0.059.2×

8.30.37×

2.75.7×

7.13

3.5×

0.090.78×

0.462×

0.4122.1×

6.9

0.4×

0.6=0.1×

100=0.77÷

9.11×

100=0.07×

0.5=0.007×

40=0.6×

0.05=

9=5×

0.6=0.003×

100=0.45÷

1.56×

1000=50×

0.07=0.05×

700=0.5×

500=

1.1×

0.020.61×

5.71×

6.69×

84.8

7.3×

0.064.2×

0.340.5×

7.80.38×

9.3

72×

0.42×

5.83.5×

0.769.1×

4.68

6.5×

0.56.2×

4.45.9×

6.987.7×

4.3

10=0.26÷

44.7×

10=8×

0.06=0.4×

0.04=0.8×

2=

0.7=0.2×

1000=3.01÷

4.01×

1000=0.09×

0.8=0.6×

70=0.15×

800=

7.6×

0.70.18×

0.87.6×

1.14.9×

1.2×

0.091.1×

0.275.8×

70.38×

17.6

2.2×

0.090.54×

3.39.4×

0.210.57×

74

0.93×

0.060.64×

0.454.8×

5.281.8×

0.39

2=7×

0.5=0.03×

10=1.87÷

15.6×

100=0.2×

500=2×

60=

6=3×

0.7=0.6×

1000=94÷

30.6×

1000=60×

0.02=0.04×

0.06=0.03×

0.56×

0.020.89×

70.85×

4.30.13×

5.34

0.16×

0.70.44×

0.670.9×

0.695.2×

63.1

390×

0.65.8×

6.17×

0.799.7×

9.82

8.3×

0.20.54×

0.676.5×

3.44.39×

3.3

0.8×

0.7=0.006×

100=10.1÷

4.26×

1000=40×

0.5=0.2×

2=1.3×

3=4×

0.6=0.08×

1000=7.58÷

8.68×

10=9×

0.06=0.006×

600=0.12×

0.083.8×

0.140.5×

0.60.18×

5.66

0.74.7×

7.10.13×

4.64.1×

27.2

11×

0.50.72×

0.660.7×

7.79.7×

24.7

0.43×

0.085×

8.50.88×

271.3×

9.9

2=9×

0.2=0.08×

1000=0.618÷

32.8×

1000=0.7×

0.8=0.05×

500=1.1×

6=

9=6×

0.7=0.001×

1000=25.2÷

32.9×

100=0.06×

0.03=0.001×

30=0.01×

0.46×

0.72.5×

7.20.75×

0.140.52×

5.08

0.022.8×

9.34.4×

4.26.5×

2.09

0.53×

0.30.87×

0.432.9×

0.480.76×

73.8

2.4×

0.030.6×

9.53.8×

9.28.04×

4.2

0.8=0.06×

1000=0.266÷

54.4×

0.3=0.2×

200=1.2×

50=

1000=0.002÷

2.31×

0.9=0.02×

7.8×

0.071.2×

0.840.43×

0.240.85×

70.3

0.47×

0.90.8×

71.2×

0.190.83×

51.8

0.18×

0.80.56×

5.14.5×

8.70.46×

7.34

0.020.49×

6.16.8×

5.639.6×

0.2

0.5=0.008×

100=0.51÷

0.131×

0.3=0.001×

0.9=0.07×

0.8=

9=8×

0.9=0.04×

100=0.222÷

3.7×

0.02=0.5×

0.4=0.14×

30=

0.45×

0.70.73×

2.20.24×

6.90.2×

58

2.5×

0.082.6×

0.175.9×

0.156.5×

5.78

61×

0.030.29×

9.30.79×

1.70.36×

8.78

0.30.24×

0.652.5×

0.3117.5×

0.52

9=9×

0.7=0.5×

10=57.4÷

1.22×

10=10×

0.8=0.12×

7=9×

0.6=0.4×

1000=0.429÷

4.65×

100=10×

0.4=0.4×

0.5=0.12×

0.55×

0.077.6×

60.65×

2.10.34×

85.9

9.4×

0.50.78×

5.83.1×

0.410.14×

4.01

0.68.1×

0.224.3×

9.47.2×

9.76

1.7×

0.51.3×

1.60.66×

0.715.81×

8.9

2=4×

0.8=0.008×

1000=0.35÷

0.829×

1000=0.3×

0.05=0.007×

0.6=0.15×

9=4×

0.3=0.9×

1000=0.489÷

60.1×

10=40×

0.08=0.05×

50=1.9×

0.067.4×

0.656.4×

0.545×

7.35

0.52×

0.020.82×

0.941.9×

0.112.8×

59.5

4900×

1.90.67×

0.878.6×

29.1

0.49×

0.50.59×

0.748.7×

0.651.84×

3.2

8=4×

100=2.74÷

44.1×

0.4=0.005×

0.09=0.2×

7=8×

0.8=0.04×

100=0.894÷

49.1×

10=0.03×

0.06=0.6×

200=

0.36×

0.86.5×

3.40.44×

0.699.4×

87.5

0.070.58×

0.815.7×

0.66.3×

25.4

290×

0.070.35×

4.91.6×

1.37.3×

35.2

3.9×

0.020.7×

8.87.5×

1.762.1×

2.5

8=7×

0.4=0.007×

1000=1.52÷

8.34×

1000=2×

0.06=0.04×

0.4=1.3×

400=

5=7×

0.2=0.007×

100=0.646÷

6.92×

0.04=0.006×

0.03=0.6×

3.3×

0.22.4×

0.77.9×

85.9×

2.76

0.59×

0.090.7×

40.53×

0.580.37×

1.06

0.51.6×

0.356.1×

0.770.37×

95.2

0.29×

0.40.38×

0.390.98×

3.641.8×

0.87

0.7=0.009×

100=0.32÷

5.12×

100=6×

0.06=0.8×

20=0.2×

0.6=0.8×

1000=26.4÷

3.71×

10=0.01×

0.7=0.005×

0.05=0.09×

0.3=

0.48×

0.56.1×

1.50.69×

4.64.6×

31

0.070.84×

2.40.92×

0.90.15×

18.2

5.4×

0.080.61×

0.520.63×

8.30.81×

83.5

0.85×

0.58.3×

0.871.1×

0.937.41×

0.77

3=8×

0.7=0.4×

1000=7.99÷

0.894×

100=50×

0.04=0.007×

0.4=0.1×

5=3×

0.9=0.007×

1000=87.3÷

3.91×

0.07=

0.62×

0.045.2×

2.54.4×

0.20.18×

68.6

2.9×

0.060.46×

0.661×

0.399.6×

8.46

0.84×

0.040.24×

0.420.28×

0.678.1×

13.7

0.71×

0.93.2×

1.13.4×

7.69.36×

1

5=9×

0.4=0.004×

10=0.22÷

48.7×

1000=1×

0.09=0.002×

0.6=2×

0.9=0.09×

100=0.693÷

8.59×

100=60×

0.02=0.008×

9=0.08×

0.13×

0.20.43×

0.166×

0.390.18×

84.2

2.6×

0.58.8×

4.80.38×

0.940.18×

16.7

1200×

0.060.59×

0.950.46×

8.39.3×

3.81

7.2×

0.090.4×

0.296.2×

8.947.7×

5

0.5=0.9×

1000=73.1÷

3.74×

10=5×

0.8=0.001×

7=0.14×

3=2×

0.6=0.9×

1000=5.39÷

29.1×

10=0.8×

0.9=0.005×

40=0.04×

0.4=

0.67×

0.098.5×

0.250.84×

0.840.32×

5.25

0.76×

0.080.96×

0.525.7×

0.327.8×

9.51

6.4×

0.060.55×

60.94×

0.83.1×

13

0.44.3×

80.48×

0.3139.8×

2.8

4=2×

0.4=0.002×

1000=0.37÷

44.8×

0.4=0.7×

80=0.1×

4=7×

0.5=0.4×

1000=7.84÷

10=0.09×

0.4=0.9×

0.3=0.4×

2.8×

0.025.5×

7.70.45×

8.30.52×

43.9

5.1×

0.25.9×

5.30.65×

0.16.6×

56.6

260×

0.33×

0.950.67×

1.31.2×

0.50.2×

9.63×

0.625.11×

7=4×

0.6=0.01×

1000=0.316÷

0.193×

0.09=0.3×

0.3=0.006×

10=90.4÷

0.09×

0.07=0.004×

40=0.06×

70=

5.5×

0.44.2×

0.860.58×

9.37.2×

34.4

0.49.7×

7.50.95×

0.850.64×

57.6

6600×

0.024.7×

0.980.9×

2.41.1×

61.1

0.20.53×

0.610.78×

7.339.2×

7=3×

10=81.1÷

6.84×

0.9=0.01×

0.08=0.8×

4=9×

0.8=0.006×

10=9.32÷

0.458×

100=0.09×

0.9=0.6×

0.02=0.02×

0.081.8×

0.960.42×

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