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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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×