北师大版四年级数学下册小数乘法综合练习题37.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37
一、口算。
0.4×3=4×0.3=0.03×10=1.71÷10=
0.757×1000=0.08×0.7=0.001×40=0.1×9=
0.3×7=4×0.8=0.08×100=65.4÷10=
1×100=0.9×0.8=0.08×20=1.2×0.05=
二、列竖式计算。
4.4×0.026.4×0.777.7×4.80.84×9.55
0.35×0.92.4×50.27×0.194.5×60.9
72×0.90.11×5.80.72×0.890.97×5.15
0.79×0.88.1×0.197.2×0.258.4×1.2
一、口算。
0.6×5=3×0.5=0.09×1000=3.98÷1000=
6.12×10=0.8×0.6=0.001×0.4=0.15×0.08=
0.9×3=5×0.3=0.009×10=86.3÷100=
0.292×100=0.05×0.08=0.04×20=0.06×0.5=
二、列竖式计算。
6.5×0.41.5×6.10.55×3.90.97×1.51
0.96×0.20.57×1.44.9×0.670.51×93.2
690×0.049.2×0.830.71×1.60.65×9.01
6.3×0.080.61×0.419.8×8.932.9×0.81
一、口算。
0.5×9=7×0.2=0.5×1000=88.9÷100=
29.6×100=0.4×0.02=0.07×200=0.15×0.6=
0.2×7=5×0.5=0.01×100=56.3÷1000=
0.058×100=50×0.4=0.8×900=0.1×0.8=
二、列竖式计算。
0.65×0.50.75×0.80.58×0.160.88×9.71
7.1×0.42.9×58.6×1.90.18×98.9
6.8×0.090.27×0.680.38×0.550.68×5.88
5.8×0.40.97×0.880.48×9.613×0.71
一、口算。
0.7×9=8×0.2=0.006×100=93÷10=
87.7×100=0.3×0.08=0.08×20=1.4×0.08=
0.6×2=3×0.8=0.06×100=0.11÷100=
0.647×1000=3×0.6=0.08×0.04=0.18×9=
二、列竖式计算。
3.2×0.083.4×9.37.6×9.60.32×3.45
6.4×0.91.6×4.46.2×3.30.87×26.9
2.9×0.41.4×0.344.4×5.10.14×3.11
5.5×0.46.8×1.86.1×3.883.1×0.39
一、口算。
0.6×5=5×0.2=0.2×1000=0.202÷10=
22.3×10=0.02×0.05=0.3×40=0.17×0.5=
0.6×2=8×0.5=0.5×10=0.636÷100=
31.2×100=10×0.5=0.8×80=0.1×90=
二、列竖式计算。
1.5×0.080.77×0.150.8×8.20.49×50.7
1.3×0.70.21×6.90.1×1.50.56×34.6
57×0.056.3×0.484.7×12.3×24.4
0.21×0.70.47×9.20.81×6.439.2×5.6
一、口算。
0.4×2=2×0.2=0.02×100=0.142÷1000=
0.56×100=80×0.03=0.9×0.02=0.6×0.7=
0.9×4=2×0.2=0.8×1000=0.288÷1000=
0.941×10=60×0.08=0.003×6=0.3×90=
二、列竖式计算。
9.3×0.40.6×0.333.7×0.192.2×9.07
1.8×0.030.36×60.25×7.93.6×5.32
530×0.32.9×0.780.59×7.40.45×3.23
7.1×0.023.9×0.220.64×6.982.7×5.8
一、口算。
0.1×8=4×0.6=0.2×1000=9.39÷1000=
6.21×1000=0.09×0.3=0.06×3=0.3×0.4=
0.3×5=8×0.2=0.02×100=8.06÷100=
0.262×10=80×0.05=0.08×800=0.1×0.02=
二、列竖式计算。
5.4×0.030.26×2.20.56×9.87.6×90.5
0.26×0.090.28×3.40.34×9.89.2×1.43
4.7×0.073.3×7.70.44×2.90.25×56.1
7.1×0.061.2×10.93×496.9×9.9
一、口算。
0.8×6=5×0.3=0.02×10=97.6÷10=
6.66×1000=0.5×0.07=0.001×700=0.07×0.6=
0.1×2=2×0.7=0.1×100=13.7÷10=
2.47×10=60×0.09=0.004×90=0.11×3=
二、列竖式计算。
0.83×0.92.4×5.39.2×7.83×9.07
9.7×0.040.37×0.27.6×0.310.17×3.56
460×0.70.36×0.910.56×9.70.78×4.94
0.37×0.054×0.49.4×0.136.26×0.47
一、口算。
0.7×6=7×0.6=0.5×10=2.05÷1000=
0.979×10=0.6×0.03=0.05×300=0.5×0.09=
0.2×7=7×0.2=0.006×1000=1.73÷1000=
0.98×100=0.6×0.9=0.05×200=0.03×0.4=
二、列竖式计算。
2.8×0.96.8×0.92.5×10.6×7.91
6.5×0.79.1×1.60.16×0.360.58×55.2
1300×0.30.31×0.516.2×3.70.27×34.8
0.82×0.022.3×7.10.28×3.481.1×7.2
一、口算。
0.7×6=3×0.3=0.3×1000=76.9÷100=
2.63×1000=0.03×0.07=0.2×7=0.9×0.8=
0.8×8=7×0.5=0.3×100=0.296÷1000=
0.913×1000=0.06×0.5=0.01×500=0.01×0.7=
二、列竖式计算。
0.65×0.43.9×0.159.9×0.912.4×4.65
0.25×0.021.6×0.890.74×6.77.6×32.8
1900×0.040.99×7.22.3×2.19.5×52.7
0.77×0.95.7×1.60.43×7.323.9×4.1
一、口算。
0.4×4=9×0.8=0.2×10=95.1÷100=
18.7×100=5×0.9=0.002×60=0.01×0.05=
0.7×4=2×0.4=0.07×100=46.6÷1000=
20.8×100=10×0.08=0.01×700=0.15×0.03=
二、列竖式计算。
0.44×0.40.45×4.77.1×3.18.8×1.06
0.97×0.91.4×25.6×2.90.5×4.58
1200×0.060.45×0.786.3×0.680.81×45.7
6.7×0.63.2×4.40.11×4.729×0.45
一、口算。
0.5×9=8×0.4=0.04×10=5.33÷100=
8.11×1000=70×0.08=0.02×40=0.14×800=
0.6×5=9×0.3=0.2×100=8.3÷1000=
1.72×100=7×0.05=0.4×70=0.01×5=
二、列竖式计算。
0.36×0.060.44×0.551.1×9.63.7×85.3
0.17×0.040.37×0.470.81×3.30.12×76.5
1.3×0.065.8×1.69.7×0.459.8×2.69
9.6×0.086.1×0.930.82×0.238.64×5.5
一、口算。
0.9×6=5×0.2=0.004×10=6.54÷1000=
31.5×100=10×0.2=0.003×80=0.1×0.4=
0.1×2=6×0.7=0.004×100=53.2÷100=
43.1×1000=2×0.08=0.2×400=0.02×0.02=
二、列竖式计算。
0.47×0.040.17×0.889.7×9.70.34×4.07
8.3×0.024.5×0.20.56×0.830.32×2.72
84×0.70.16×0.510.42×1.90.31×2.69
4.1×0.030.9×0.515.3×8.897.2×4.5
一、口算。
0.5×9=5×0.5=0.05×100=0.874÷100=
15.7×100=60×0.08=0.007×80=0.5×800=
0.4×5=5×0.5=0.4×10=8.03÷1000=
10.4×100=0.4×0.05=0.4×70=0.6×40=
二、列竖式计算。
3.2×0.70.65×0.633.2×1.75.4×73.5
9.6×0.93.2×7.74.6×0.621.9×83.8
86×0.066.5×0.250.36×4.30.94×6.17
0.68×0.082.3×6.15.3×4.58.58×4
一、口算。
0.7×3=3×0.2=0.004×1000=0.686÷10=
0.28×1000=0.07×0.05=0.07×0.2=0.15×80=
0.2×3=3×0.7=0.3×100=9.84÷100=
4.29×1000=0.03×0.9=0.3×0.07=1.7×0.6=
二、列竖式计算。
0.85×0.26.5×0.290.61×0.683.9×7.48
0.21×0.98.1×4.60.24×4.94.4×78.9
0.43×0.070.83×0.480.55×0.146.4×76.7
7.3×0.50.36×0.97.6×0.2938.7×8.4
一、口算。
0.9×8=3×0.6=0.4×100=41.1÷1000=
0.434×10=0.2×0.5=0.07×0.6=1.2×0.3=
0.2×8=9×0.2=0.009×1000=71÷10=
97×100=80×0.05=0.5×0.3=1.9×0.08=
二、列竖式计算。
3.3×0.60.98×0.160.15×0.670.53×2.44
5.8×0.099×3.91×30.19×47.7
71×0.087.4×0.460.8×0.845.6×52.3
0.56×0.059.7×0.832.9×2.158.6×5.6
一、口算。
0.7×7=5×0.4=0.009×10=9.09÷100=
7.4×10=40×0.06=0.006×2=0.12×6=
0.4×7=4×0.8=0.03×100=0.464÷100=
8.5×10=0.5×0.02=0.05×700=0.7×0.2=
二、列竖式计算。
0.44×0.40.46×0.164.3×3.80.79×46.9
5.4×0.46.4×0.478.2×0.710.2×57.8
74×0.90.21×0.780.1×6.76.5×19.4
0.58×0.30.74×5.40.88×0.7340.9×2.3
一、口算。
0.2×2=2×0.5=0.1×100=8.3÷100=
4.53×10=5×0.3=0.002×80=1×90=
0.4×9=7×0.7=0.007×1000=0.82÷10=
0.989×100=0.7×0.6=0.04×0.7=0.09×300=
二、列竖式计算。
3.8×0.050.82×0.340.41×0.298.2×82.3
4.5×0.28.8×0.783.5×2.57.2×32
67×0.080.36×0.490.1×0.562.6×5.17
0.16×0.067.3×50.41×4.788.4×0.82
一、口算。
0.9×7=3×0.6=0.009×10=6.38÷100=
0.127×10=0.9×0.09=0.5×80=0.19×80=
0.7×3=3×0.3=0.7×1000=41÷100=
7.58×10=60×0.09=0.6×600=0.9×60=
二、列竖式计算。
7.6×0.034.2×50.2×0.157.9×1.29
0.39×0.37.8×0.171.8×3.40.51×7.31
340×0.60.28×0.480.26×9.19.5×5.1
7.7×0.80.63×8.22.6×0.3969.6×3.9
一、口算。
0.2×6=2×0.4=0.3×1000=48.2÷100=
8.07×1000=0.5×0.04=0.9×40=0.7×9=
0.5×9=8×0.5=0.09×1000=5.43÷1000=
1.43×1000=5×0.09=0.009×800=0.17×400=
二、列竖式计算。
0.45×0.020.46×6.74.1×0.290.53×9.51
2.6×0.063.5×0.60.26×0.331.3×6.47
9300×0.049.5×4.60.87×0.440.43×25.5
9.7×0.069.1×6.56.6×0.855.79×0.76