北师大版四年级数学下册小数乘法综合练习题75.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75.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75
一、口算。
0.3×8=5×0.2=0.06×100=1.51÷100=
18.6×1000=0.1×0.4=0.003×0.05=0.6×0.09=
0.5×9=6×0.2=0.008×10=3.2÷100=
3.23×100=0.09×0.09=0.001×200=1.6×0.2=
二、列竖式计算。
3.7×0.098.2×6.70.63×0.430.5×29.5
7.2×0.90.18×0.132.2×7.84.1×14.1
0.11×0.080.24×4.50.39×0.110.48×1.79
0.14×0.042×0.540.27×0.5196.8×0.65
一、口算。
0.1×3=8×0.5=0.02×10=7.84÷1000=
0.359×100=70×0.05=0.008×0.03=1.6×600=
0.4×6=6×0.8=0.002×10=23.4÷1000=
3.27×100=3×0.02=0.005×0.09=1.1×3=
二、列竖式计算。
9.2×0.30.53×2.81×2.30.98×8.66
0.98×0.070.44×9.20.57×0.790.13×71
18×0.091.9×0.387.7×0.970.11×7.63
9.1×0.055.8×2.33.5×0.891.08×0.74
一、口算。
0.6×3=9×0.6=0.9×10=3.43÷10=
0.37×10=6×0.4=0.05×400=0.08×0.9=
0.7×9=7×0.4=0.07×10=0.333÷100=
0.232×1000=50×0.03=0.3×70=1.5×40=
二、列竖式计算。
4.2×0.86×1.44.7×0.610.41×4.02
9.2×0.77.2×1.40.71×82×27.9
21×0.41.1×0.450.69×0.797.3×8.71
0.15×0.080.56×0.50.53×0.6712.2×4.5
一、口算。
0.9×3=9×0.5=0.03×10=7.08÷100=
0.84×10=20×0.4=0.006×0.5=0.1×0.4=
0.6×2=9×0.4=0.06×10=5.13÷10=
0.768×1000=0.05×0.06=0.01×40=1.8×0.04=
二、列竖式计算。
0.26×0.039.3×4.80.83×0.410.64×7.12
0.92×0.70.35×0.310.35×6.54.7×5.17
0.82×0.59.9×1.20.67×5.76.5×3
4.1×0.050.2×9.64.1×6.28.48×0.69
一、口算。
0.2×9=2×0.6=0.03×10=0.669÷100=
68.2×10=0.06×0.3=0.001×0.07=0.19×9=
0.9×2=2×0.7=0.08×100=2.17÷100=
4.37×1000=50×0.07=0.05×500=1.4×0.7=
二、列竖式计算。
0.21×0.060.45×9.81.7×0.551.3×8.41
9.6×0.40.42×0.676.1×0.240.15×85.2
7600×0.080.46×0.521.2×67.2×2.03
0.67×0.095.2×8.50.3×0.843.98×0.42
一、口算。
0.7×2=7×0.2=0.02×100=51.6÷10=
91.7×10=4×0.08=0.08×7=0.17×60=
0.3×2=2×0.6=0.007×10=8.74÷1000=
5.64×10=0.02×0.3=0.002×0.08=0.17×500=
二、列竖式计算。
0.19×0.67.8×2.40.42×2.80.38×88.3
0.17×0.60.32×0.95.6×9.27.3×8.26
51×0.20.15×0.180.7×7.24.1×7.53
0.93×0.060.72×0.714.3×5.48.86×0.37
一、口算。
0.5×7=5×0.7=0.08×10=0.056÷1000=
6.23×100=9×0.02=0.5×0.7=0.11×20=
0.5×2=8×0.3=0.03×10=38.4÷10=
0.495×1000=90×0.6=0.09×0.03=0.9×0.4=
二、列竖式计算。
8.5×0.84.9×0.310.56×0.443.5×66.3
1.1×0.023.2×0.190.42×1.30.24×8.6
0.89×0.52.3×0.980.75×9.44.3×20.1
2.3×0.80.37×2.91.7×6.28.56×0.56
一、口算。
0.4×2=7×0.3=0.02×1000=0.479÷100=
8.25×10=0.5×0.05=0.01×500=0.15×0.8=
0.2×4=5×0.7=0.09×10=11.2÷100=
2.09×100=0.4×0.08=0.003×20=0.7×4=
二、列竖式计算。
0.62×0.80.87×0.649.5×4.85.7×79.5
8.4×0.080.2×20.55×0.270.76×8.35
0.81×0.085.9×4.10.83×0.410.85×2.58
1.1×0.030.21×0.910.89×0.5714.5×0.78
一、口算。
0.9×9=6×0.3=0.001×10=1.66÷10=
0.21×10=0.3×0.4=0.04×30=0.4×80=
0.5×2=5×0.9=0.3×100=56.3÷1000=
31×100=8×0.6=0.001×800=1.4×80=
二、列竖式计算。
4.7×0.020.87×2.58.2×2.99.5×76
0.28×0.63.7×5.48.4×0.780.67×71.1
5.6×0.30.69×5.90.15×6.50.35×4.56
0.82×0.60.21×0.772.7×0.89.43×0.78
一、口算。
0.3×9=6×0.9=0.009×10=0.481÷10=
0.241×10=1×0.6=0.7×60=0.1×0.02=
0.5×7=7×0.9=0.002×100=0.368÷10=
0.99×10=0.7×0.04=0.04×70=1.6×0.03=
二、列竖式计算。
1.9×0.80.46×0.563.7×0.30.32×38.2
7.8×0.95.4×0.718.4×5.90.41×91.8
6100×0.93.3×0.70.91×3.10.38×6.87
1.5×0.036.9×0.938.8×0.669.64×0.79
一、口算。
0.2×4=5×0.7=0.08×1000=0.662÷1000=
3.31×100=0.07×0.02=0.3×0.06=0.14×0.07=
0.1×9=5×0.5=0.01×10=8.2÷100=
2.61×100=0.2×0.9=0.007×900=1×6=
二、列竖式计算。
0.78×0.080.4×2.20.15×6.45.7×8.41
5.1×0.040.78×7.28.5×7.53.1×40.6
0.86×0.070.52×0.459.8×8.50.8×9.5
3.7×0.030.21×0.616.7×0.7665.5×0.4
一、口算。
0.5×5=9×0.6=0.1×1000=22.6÷100=
9.42×1000=30×0.9=0.003×300=1.9×5=
0.4×7=3×0.2=0.5×10=53.3÷100=
61.9×100=0.06×0.08=0.9×200=0.06×0.07=
二、列竖式计算。
0.68×0.77.7×0.488.7×0.640.73×6.61
2.9×0.090.65×0.490.97×5.20.83×9.56
0.32×0.20.78×4.95.9×2.90.82×41.1
0.29×0.80.62×4.21.1×6.79.84×0.35
一、口算。
0.8×6=8×0.4=0.1×1000=0.255÷1000=
0.113×100=30×0.02=0.06×600=0.06×6=
0.8×6=5×0.9=0.006×100=0.23÷1000=
0.653×100=60×0.6=0.6×0.08=0.8×600=
二、列竖式计算。
0.68×0.29×3.80.96×3.70.29×8.5
2.6×0.82.7×8.27.7×0.513.9×58.7
6.9×0.60.81×1.60.49×0.290.14×70.9
0.36×0.091×0.339.3×0.879.68×0.36
一、口算。
0.8×5=2×0.2=0.1×10=0.819÷1000=
1.06×10=0.04×0.7=0.9×0.07=0.2×0.08=
0.5×8=5×0.7=0.02×100=1.5÷100=
31.3×1000=0.2×0.7=0.07×600=0.12×7=
二、列竖式计算。
1.4×0.055×0.812.4×0.530.77×16.9
0.78×0.20.42×0.539.2×0.150.27×37.9
5.6×0.49.9×1.50.73×0.840.23×28.5
0.76×0.29.2×0.261.4×142×1.7
一、口算。
0.4×4=8×0.2=0.03×1000=59.7÷10=
75.5×1000=90×0.07=0.001×4=0.09×600=
0.9×6=3×0.8=0.008×1000=0.241÷1000=
90.3×100=0.2×0.06=0.4×0.02=0.15×0.6=
二、列竖式计算。
3.6×0.44.2×0.320.78×9.15.1×75.3
0.33×0.52.1×0.677.4×92×4.57
7400×0.077.2×4.50.93×0.410.5×76.5
0.86×0.084.7×5.27.5×22.93×0.83
一、口算。
0.3×7=6×0.3=0.01×10=8.4÷10=
83.2×10=0.05×0.06=0.2×7=0.13×500=
0.5×3=6×0.9=0.3×100=0.679÷10=
7.92×1000=40×0.03=0.07×80=0.05×80=
二、列竖式计算。
4.6×0.020.55×0.366.6×0.282.1×4.63
5.1×0.050.43×56.5×1.89.3×6.47
5.8×0.95.7×3.64.9×0.670.92×8.38
0.99×0.30.93×11.5×8.735×8.3
一、口算。
0.8×7=3×0.3=0.04×1000=0.258÷10=
49.8×1000=0.5×0.6=0.07×7=0.1×400=
0.6×9=4×0.4=0.01×10=9.3÷100=
97.6×100=0.04×0.6=0.05×4=1.9×0.06=
二、列竖式计算。
9.8×0.040.71×40.78×74.8×4.36
0.77×0.43.7×0.350.2×0.370.14×6.95
530×0.030.2×1.46.2×5.20.35×57.2
0.91×0.21.4×6.45.6×0.3622.6×5.8
一、口算。
0.5×4=4×0.6=0.1×100=64.5÷10=
39.8×1000=0.3×0.05=0.07×0.02=0.9×800=
0.4×5=3×0.9=0.06×100=25.7÷10=
0.544×100=50×0.6=0.01×0.02=0.14×40=
二、列竖式计算。
0.45×0.086.3×1.84.6×5.40.66×7.11
0.34×0.033.6×9.60.22×1.30.49×2.16
97×0.020.31×0.880.2×9.80.35×74.7
0.38×0.49.7×0.340.63×0.361.08×0.54
一、口算。
0.3×7=6×0.7=0.009×10=8.26÷1000=
5.46×100=60×0.5=0.008×0.5=0.04×0.05=
0.8×4=3×0.2=0.06×10=0.416÷10=
45.1×100=0.07×0.2=0.001×40=0.9×800=
二、列竖式计算。
1.5×0.060.66×7.70.64×0.911.4×21.7
0.87×0.49.5×8.52.9×10.2×2.56
570×0.094.9×0.31.1×8.90.55×13.5
2.9×0.67.9×0.195.9×3.32.83×5.4
一、口算。
0.7×3=3×0.2=0.002×10=75.1÷1000=
96.5×100=1×0.8=0.9×50=0.17×900=
0.1×7=2×0.9=0.007×100=41.5÷100=
6.21×100=20×0.4=0.006×0.08=0.5×0.02=
二、列竖式计算。
3.9×0.047.8×0.210.74×0.146.1×35.3
0.49×0.20.86×0.880.67×9.20.69×82.3
5.7×0.50.49×0.979.9×5.82.9×1.12
0.51×0.21.3×0.180.19×0.331.77×0.44
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