北师大版四年级数学下册第三单元小数乘法专项练习题50Word格式.docx
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2.6×
0.72.2×
1.64.2×
78.95×
0.8
0.4=0.2×
100=58.3÷
4.91×
1000=5×
0.03=0.03×
0.5=0.11×
0.9=
0.7×
4=5×
0.4=0.02×
10=0.454÷
65.9×
100=6×
0.8=0.6×
0.8=0.07×
0.83×
0.047.1×
0.870.39×
0.360.4×
1.97
7.2×
0.020.69×
6.80.97×
0.525×
4.24
160×
0.070.58×
0.898.1×
0.338.4×
15.1
3.2×
0.060.35×
0.44.3×
2.431×
0.31
0.3×
3=7×
0.2=0.002×
100=0.161÷
0.825×
10=5×
0.05=0.9×
0.9=0.01×
3=
0.9×
0.3=0.003×
100=0.083÷
0.301×
10=0.07×
0.06=0.004×
60=0.06×
900=
3.7×
0.020.23×
0.790.85×
0.930.7×
3.75
0.92×
0.023.8×
0.611.7×
81.4×
7.96
9300×
0.078.5×
6.23×
0.980.91×
37.7
5.2×
0.20.6×
2.15.4×
0.348.89×
7.2
3=8×
0.2=0.4×
10=7.2÷
80.5×
10=8×
700=0.08×
40=
0.1×
7=2×
0.4=0.05×
10=56.4÷
6.5×
1000=0.8×
0.06=0.03×
7=1.6×
5=
6.8×
0.020.34×
8.70.39×
0.321.1×
95.9
0.79×
0.84.3×
5.75.1×
0.230.61×
63.6
0.44×
0.20.34×
0.960.19×
0.496.8×
4.05
0.030.6×
7.90.5×
9.63.33×
7.8
0.6×
3=4×
0.6=0.004×
10=0.656÷
0.366×
10=1×
0.9=0.02×
600=1.2×
0.4=
9=7×
0.4=0.03×
1000=6.8÷
7.71×
10=30×
0.9=0.001×
600=1×
700=
0.78×
0.23.9×
0.40.33×
0.455×
1.51
0.87×
0.036.4×
0.758.6×
2.92.1×
37.2
0.47×
0.75.1×
0.430.66×
4.10.56×
48
0.57×
0.50.13×
5.90.65×
26.01×
8.1
3=5×
0.9=0.06×
100=3.03÷
0.147×
1000=7×
0.04=0.001×
2=0.17×
70=
100=0.14÷
8.75×
100=80×
7=0.7×
3.9×
0.99.3×
0.980.97×
1.22.6×
4.14
8.4×
0.090.4×
0.980.57×
0.740.96×
84.3
0.058.2×
0.698.6×
1.46.2×
6.48
0.30.79×
0.90.97×
2.346.2×
0.83
0.3=0.04×
100=14.5÷
0.648×
1000=40×
0.2=0.6×
400=0.14×
8=9×
0.3=0.08×
1000=0.883÷
0.06=0.19×
30=
4.4×
0.97.3×
0.445.5×
4.53×
85.9
0.61×
0.70.49×
52.6×
0.440.92×
5.36
5.4×
0.090.98×
0.456.9×
2.61.5×
94.4
0.75×
0.70.48×
8.81.5×
0.5880.4×
8.6
6=5×
0.4=0.3×
10=16.3÷
6.41×
1000=80×
0.06=0.7×
8=
0.8=0.2×
10=0.998÷
4.53×
0.3=0.008×
0.3=0.1×
80=
2.9×
0.97.9×
3.57.3×
0.629.4×
9.35
3.3×
0.090.61×
88.9×
0.933.5×
36.8
3300×
0.30.96×
0.175.7×
0.225.9×
78.7
1.5×
0.50.88×
3.70.84×
0.1947.5×
4.6
7=6×
0.3=0.06×
10=7.27÷
85.8×
10=2×
0.08=0.002×
0.4=0.4×
5=8×
0.8=0.06×
1000=0.716÷
1.16×
10=40×
0.05=0.08×
0.02=1.1×
3.1×
0.060.48×
93.6×
1.41.3×
70
0.56×
0.80.61×
9.82.9×
0.928.7×
5.92
2.4×
0.82.5×
7.90.24×
0.170.18×
52.5
0.12×
0.034.6×
1.44.3×
0.866.47×
2=2×
0.6=0.1×
100=0.522÷
0.189×
10=4×
0.5=0.9×
8=0.9×
4=2×
10=4.56÷
0.743×
10=0.09×
0.4=0.7×
30=0.18×
0.74.7×
0.484.1×
2.40.58×
2.03
0.92.9×
5.40.88×
3.50.49×
45.7
96×
0.060.9×
8.50.75×
9.30.11×
3.04
7.4×
0.69×
0.115×
1.716.5×
0.29
3=3×
0.8=0.3×
100=7.6÷
0.183×
10=50×
0.7=0.5×
0.03=0.9×
0.3=
6=2×
0.5=0.001×
100=61.3÷
42.6×
100=50×
0.2=0.008×
60=0.1×
6=
9.5×
0.43.5×
8.88.8×
8.36.9×
2.05
0.31×
0.80.36×
9.51.4×
0.370.96×
29
0.050.53×
0.320.54×
1.20.47×
56.2
0.050.77×
0.740.78×
0.118.64×
3.9
4=6×
0.5=0.09×
10=9.6÷
42.9×
1000=6×
0.7=0.003×
90=0.12×
20=
8=8×
0.3=0.6×
100=7.5÷
1.26×
1000=0.02×
0.06=0.06×
0.02=0.6×
8.8×
0.080.34×
0.830.96×
0.850.63×
3.76
0.093.5×
6.20.6×
4.28.9×
9.17
5.7×
0.88.9×
0.190.42×
0.840.55×
76.2
0.062.4×
20.89×
0.7353.8×
0.12
9=9×
0.6=0.003×
10=47.8÷
4.9×
1000=2×
0.05=0.04×
600=0.8×
0.07=
1000=0.009÷
0.36×
100=2×
0.02=0.8×
0.8=1.2×
0.24×
0.36.2×
0.948.9×
0.760.82×
49.9
7.8×
0.040.87×
9.80.11×
3.47.8×
8.54
1.7×
0.090.19×
0.720.16×
1.27×
45.6
0.62×
0.20.9×
2.20.46×
7.385.2×
0.86
3=2×
0.2=0.5×
100=6.64÷
0.528×
10=0.2×
0.2=0.005×
90=1.1×
2=
7=7×
0.9=0.006×
10=0.444÷
90.3×
100=10×
0.03=0.09×
0.2=1.4×
0.54×
0.086×
2.40.18×
0.196.9×
10.5
0.69×
0.40.58×
6.60.46×
0.848.3×
6.5
76×
0.090.22×
0.990.6×
0.920.3×
7.35
5.1×
0.30.13×
0.360.42×
0.432.5×
2.4
5=9×
0.6=0.04×
100=1.08÷
0.886×
200=1×
0.6=0.2×
100=0.529÷
0.06×
0.6=0.002×
0.05=1.9×
0.50.54×
76.2×
0.980.98×
6.26
0.71×
0.090.21×
9.34.6×
4.50.76×
4.22
0.26.7×
66.8×
9.77
1.8×
0.22.6×
0.450.32×
96.23×
7.4
6=8×
0.9=0.4×
1000=0.95÷
75×
0.04=0.002×
0.2=0.11×
0.02=
2=4×
0.4=0.04×
10=7.75÷
66.2×
1000=0.07×
0.03=0.7×
0.09=0.7×
7=
0.21×
0.060.51×
0.630.17×
4.20.29×
1.32
0.095.4×
0.669.2×
0.340.9×
54
37×
0.50.77×
8.67.8×
8.81.3×
77.2
0.84×
0.80.24×
0.650.63×
0.227.44×
0.75
6=6×
0.9=0.008×
10=0.192÷
1.95×
10=0.5×
0.6=0.09×
8=1.4×
50=
3=9×
0.7=0.004×
100=3.23÷
14.8×
1000=9×
6=0.03×
8.9×
0.096.8×
0.440.99×
0.611.8×
69.7
0.80.37×
0.540.69×
61.7×
92.2
580×
0.242.1×
0.883.5×
23.5
0.020.94×
4.82.4×
0.6637.6×
0.73
4=9×
0.9=0.6×
10=0.504÷
0.088×
1000=0.08×
0.07=0.01×
9=1.9×
90=
0.6=0.8×
1000=68.3÷
0.266×
1000=0.9×
0.9=0.003×
50=0.19×
9.4×
0.080.59×
9.80.73×
0.60.61×
82
0.43×
0.040.41×
0.60.79×
3.91.5×
5.78
690×
0.040.16×
0.450.26×
0.694.4×
4.32
0.071.9×
0.242.8×
1.124.2×
4.1
0.9=0.3×
1000=0.352÷
4×
0.07=0.3×
0.7=0.12×
0.2=0.07×
10=0.863÷
9.94×
10=80×
0.03=0.07×
0.04=0.18×
9=
0.68×
0.90.56×
0.823.5×
0.181.3×
18
0.55×
0.40.96×
5.50.22×
0.284.6×
13.7
0.32.2×
79.6×
0.152.4×
3.87
2.2×
0.50.37×
0.683×
0.796.74×
0.16
9=8×
1000=9.42÷
3.59×
10=7×
0.7=0.02×
6=3×
1000=19.4÷
1000=0.4×
0.07=0.1×
900=0.19×
0.040.62×
0.657.7×
2.84.9×
5.86
0.69.3×
0.721.5×
5.10.23×
9.9
4.8×
0.70.96×
9.17.3×
8.50.21×
41.7
0.26×
0.60.2×
0.296.8×
0.916.91×
9.5
8=3×
0.9=0.05×
1000=63.2÷
0.732×
100=5×
0.2=0.09×
0.7=0.07×
800=
10=44.5÷
46.1×
1000=0.03×
0.6=0.4×
90=1.5×
0.71×
4.45.4×
0.130.75×
8.71
9.8×
0.060.82×
0.437.7×
0.250.69×
52
0.60.41×
0.181.4×
0.317.6×
0.055.4×
0.692.5×
0.138.06×
0.26
0.6=0.03×
100=4.48÷
0.245×
10=90×
0.08=0.2×
9=4×
0.5=0.008×
100=3.71÷
70.4×
4=0.07×
4.3×
0.090.94×
9.20.77×
0.181.1×
7.44
8.5×
0.71.2×
0.740.86×
7.18
870×
0.30.99×
0.749.5×
6.24.9×
4.86
0.60.21×
0.740.65×
0.5343.4×
0.53
0.6=0.5×
100=25.4÷
10=3×
0.3=0.5×
400=0.2×
0.03=
0.3=0.09×
1000=5.09÷
82.5×
10=0.8×
0.03=0.4×
5=0.8×
0.97×
0.71.5×
6.76.4×
5.20.86×
3.85
0.040.68×
0.599.9×
2.6