北师大版四年级数学下册小数乘法综合练习题114.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114.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114
一、口算。
0.7×8=9×0.6=0.007×10=57.3÷100=
82.6×100=7×0.02=0.009×600=0.19×70=
0.3×5=8×0.7=0.07×10=0.579÷100=
9×100=3×0.06=0.009×0.05=0.08×70=
二、列竖式计算。
0.84×0.30.41×1.68.7×1.10.45×28.1
0.11×0.60.91×0.350.94×0.150.43×7.01
6.5×0.57.6×0.47.9×0.570.71×63.3
3.5×0.34.9×0.650.14×8.277.6×0.8
一、口算。
0.8×5=4×0.3=0.5×10=2.05÷100=
6.88×1000=7×0.06=0.001×0.04=0.3×0.4=
0.1×2=4×0.3=0.001×1000=60.2÷10=
0.929×1000=0.9×0.03=0.3×80=0.04×9=
二、列竖式计算。
7.1×0.050.87×4.70.14×2.10.79×6.52
2.5×0.020.64×2.43.9×0.620.16×31.3
65×0.64.2×0.460.67×9.30.84×8.26
0.98×0.090.99×40.7×0.76.21×3
一、口算。
0.2×5=7×0.7=0.008×100=0.034÷100=
5.41×10=0.1×0.02=0.6×700=0.9×0.5=
0.6×3=4×0.2=0.03×100=0.908÷1000=
36.3×1000=0.1×0.7=0.05×0.8=0.1×0.09=
二、列竖式计算。
2.4×0.090.19×0.50.25×0.490.1×3.39
0.72×0.95.1×5.49.1×7.60.38×34.5
3100×0.040.14×0.710.91×0.874.6×48.2
0.61×0.50.84×0.413×0.219.54×9.5
一、口算。
0.7×9=5×0.6=0.1×100=2.71÷100=
0.307×1000=0.05×0.2=0.09×50=1.9×900=
0.3×3=4×0.4=0.05×100=88.9÷100=
47.6×10=0.8×0.2=0.04×0.04=0.4×0.06=
二、列竖式计算。
3.2×0.030.35×0.51.7×0.880.58×95.6
0.72×0.20.49×5.60.89×0.310.73×86.1
1200×0.065.2×0.250.26×3.40.48×87.1
6.9×0.020.22×9.74.4×0.1138×2
一、口算。
0.9×4=5×0.4=0.4×100=1.29÷1000=
33.6×1000=40×0.9=0.7×0.02=0.09×0.08=
0.4×6=9×0.5=0.8×1000=0.969÷10=
5.3×1000=0.9×0.8=0.07×0.2=1.5×80=
二、列竖式计算。
0.82×0.90.93×3.80.37×2.40.46×52.7
0.36×0.80.71×2.12.2×1.48.9×3.35
2.9×0.20.68×0.716.2×4.91.7×6.33
6.2×0.080.46×0.695.8×0.955.4×8.4
一、口算。
0.8×4=6×0.7=0.003×1000=0.381÷1000=
5.1×1000=0.06×0.4=0.002×0.02=0.2×6=
0.7×6=7×0.8=0.09×1000=58.2÷1000=
8.66×1000=7×0.7=0.08×2=0.9×5=
二、列竖式计算。
0.39×0.056.2×0.612.9×2.97×52.9
0.51×0.030.73×4.64.4×0.949.7×63
2.8×0.023.6×0.920.87×0.270.88×6.33
5.5×0.99.3×0.410.97×1.37.55×0.4
一、口算。
0.4×3=3×0.2=0.009×10=77÷1000=
51.9×100=5×0.05=0.07×90=0.03×900=
0.3×7=5×0.7=0.07×1000=0.6÷100=
0.797×100=4×0.9=0.003×30=0.1×0.09=
二、列竖式计算。
0.58×0.081.5×0.750.72×0.985.4×1.09
2.7×0.80.33×9.80.69×9.90.58×67.9
0.17×0.64.9×4.71.6×5.80.45×77
6.9×0.38.2×1.29.1×4.41.02×9.1
一、口算。
0.3×2=7×0.3=0.03×10=28.1÷10=
95.8×100=0.08×0.08=0.7×80=1×40=
0.7×7=7×0.3=0.001×100=37.3÷100=
67.8×1000=0.6×0.04=0.01×0.7=1.3×700=
二、列竖式计算。
0.84×0.063×5.10.38×0.90.5×9.16
0.53×0.50.96×6.70.21×0.219.4×20.7
8200×0.77.1×0.516.1×4.50.28×6.52
0.24×0.026.8×3.50.92×8.878.4×0.4
一、口算。
0.7×3=2×0.5=0.03×1000=0.115÷1000=
26.7×10=0.09×0.04=0.001×0.3=1.9×700=
0.5×8=7×0.9=0.8×10=65.3÷1000=
0.033×1000=3×0.5=0.6×0.02=1.6×500=
二、列竖式计算。
2.4×0.086×0.142.4×4.90.12×32.2
5.9×0.50.71×63.6×0.987.1×91.8
0.18×0.095.2×0.820.94×1.30.42×6.14
0.28×0.040.68×3.62.7×5.969×8.8
一、口算。
0.2×5=4×0.4=0.4×1000=7.82÷100=
15.1×100=0.4×0.02=0.08×0.6=0.2×0.06=
0.8×4=2×0.8=0.06×1000=0.898÷100=
5.97×1000=0.9×0.09=0.2×6=1.5×0.3=
二、列竖式计算。
0.31×0.020.13×3.10.71×0.980.77×25.4
0.67×0.54×6.70.72×0.581.9×5.34
360×0.69.1×2.80.46×50.79×5.15
0.57×0.048.6×0.890.68×0.4191×0.16
一、口算。
0.8×8=6×0.2=0.4×10=9.57÷100=
77×1000=0.08×0.2=0.001×300=0.3×0.06=
0.6×3=8×0.6=0.008×1000=0.471÷1000=
9.85×1000=0.4×0.6=0.004×8=1.3×0.04=
二、列竖式计算。
9.9×0.40.51×0.710.29×90.17×96.6
0.34×0.30.28×0.324.7×80.93×8.29
340×0.042×0.850.16×7.60.3×45.1
0.66×0.050.31×4.60.15×9.82.55×0.58
一、口算。
0.6×3=5×0.3=0.03×1000=52.7÷100=
0.638×100=0.5×0.08=0.09×0.7=0.1×0.03=
0.5×3=5×0.8=0.005×10=9.18÷10=
0.859×1000=5×0.04=0.7×0.8=1.8×9=
二、列竖式计算。
2.9×0.70.25×0.149.1×7.42.8×72.8
0.51×0.42.7×5.60.64×4.60.31×77
0.91×0.020.78×0.430.79×3.50.15×70.8
1.7×0.30.32×45.9×28.5×0.36
一、口算。
0.7×2=8×0.8=0.07×10=0.126÷10=
0.483×10=10×0.7=0.09×4=1.3×0.7=
0.6×3=6×0.7=0.008×100=0.425÷10=
8.87×10=0.05×0.08=0.01×60=0.17×90=
二、列竖式计算。
0.94×0.080.73×20.63×0.741×7.28
7.7×0.054.7×0.420.19×6.30.16×7.35
45×0.060.41×0.934.9×3.99.8×2.93
0.53×0.098.7×4.31.1×3.981.4×0.7
一、口算。
0.6×7=7×0.8=0.07×100=52.1÷100=
41.7×100=40×0.4=0.005×0.2=0.07×30=
0.4×6=5×0.5=0.09×1000=7.13÷1000=
2.68×10=0.1×0.9=0.6×40=0.13×0.06=
二、列竖式计算。
0.91×0.040.67×8.90.19×0.445.6×6.52
0.68×0.21.2×1.70.92×0.379.5×2.36
0.61×0.20.87×0.713.7×0.472.6×8.81
2.3×0.059.4×0.610.6×4.972.9×1.8
一、口算。
0.2×5=3×0.2=0.8×10=0.362÷1000=
6.7×10=4×0.8=0.05×60=0.12×0.06=
0.7×6=6×0.3=0.007×1000=7.99÷10=
0.688×100=40×0.07=0.8×800=1×90=
二、列竖式计算。
0.87×0.054.7×0.960.14×0.190.53×1.64
2.6×0.62.8×0.257.3×5.26×48.5
63×0.20.9×9.70.78×0.355.8×1.97
0.36×0.90.1×0.290.63×7.357.4×8.3
一、口算。
0.3×9=5×0.3=0.006×1000=0.19÷10=
5.86×10=0.08×0.6=0.09×9=0.2×0.03=
0.3×8=3×0.2=0.004×10=0.853÷100=
0.297×10=0.7×0.06=0.01×0.2=1×40=
二、列竖式计算。
0.88×0.070.11×9.10.59×0.240.15×51.9
2.9×0.056.5×2.81.5×1.31.6×7.23
1.1×0.070.72×53.8×0.580.31×1.78
0.68×0.092.3×3.20.21×4.99.51×0.95
一、口算。
0.1×2=5×0.8=0.2×100=15.6÷1000=
54.3×1000=0.09×0.05=0.6×300=1.4×600=
0.9×3=7×0.3=0.03×100=3.68÷1000=
5.25×1000=40×0.07=0.001×3=0.19×0.03=
二、列竖式计算。
0.37×0.020.25×2.97.7×0.140.68×53.4
0.53×0.043.2×0.452.3×2.40.49×55.1
1.3×0.61.1×8.90.74×5.45×5.03
6.1×0.048.5×0.715.2×5.244.5×0.87
一、口算。
0.5×7=4×0.3=0.008×10=8.4÷1000=
24×10=3×0.5=0.09×200=0.5×0.06=
0.4×6=4×0.8=0.09×100=22.2÷10=
86.4×1000=5×0.07=0.6×0.08=0.1×0.6=
二、列竖式计算。
0.13×0.032.5×6.40.31×1.80.1×7.86
0.76×0.069.3×0.60.13×0.550.37×4.31
5.6×0.030.62×1.53.6×1.20.35×4.01
0.48×0.93.6×0.890.3×0.1189×0.97
一、口算。
0.8×7=3×0.9=0.8×1000=95.3÷1000=
0.392×10=3×0.8=0.003×400=0.16×50=
0.8×3=8×0.7=0.6×10=0.182÷10=
0.331×10=0.02×0.06=0.03×0.04=0.06×0.04=
二、列竖式计算。
0.85×0.70.97×0.720.56×0.240.12×38.6
0.17×0.076.4×5.62.5×0.634.9×2.16
3.2×0.50.8×0.390.26×0.50.76×4.08
0.17×0.70.55×0.760.21×0.765.33×0.96
一、口算。
0.2×6=2×0.6=0.006×100=16.6÷10=
0.343×100=0.3×0.3=0.7×30=0.18×6=
0.2×6=5×0.7=0.5×10=61.5÷100=
0.588×10=20×0.2=0.002×0.8=0.12×0.2=
二、列竖式计算。
0.97×0.070.39×1.70.33×0.995.9×4.8
0.56×0.30.36×0.60.13×3.87.4×71.7
630×0.055.2×30.14×7.88.1×80
4.9×0.044.6×0.310.61×4.230.3×0.6
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