北师大版四年级数学下册小数乘法综合练习题77.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77.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77
一、口算。
0.4×8=2×0.2=0.6×1000=0.569÷1000=
7.87×1000=90×0.02=0.004×0.8=0.12×300=
0.7×6=6×0.9=0.001×1000=0.461÷10=
3.23×1000=0.9×0.5=0.05×0.04=0.15×0.05=
二、列竖式计算。
7.7×0.26.4×1.27.1×0.120.81×3.51
0.21×0.020.81×4.10.39×0.960.4×6.19
2.6×0.040.71×62.2×4.80.44×9.66
0.86×0.21.6×6.70.9×9.33.45×6.6
一、口算。
0.4×5=6×0.9=0.002×100=4.35÷1000=
0.332×100=30×0.09=0.04×0.7=1.6×60=
0.2×6=6×0.7=0.02×1000=9.93÷1000=
90.2×1000=0.1×0.03=0.08×3=1×0.08=
二、列竖式计算。
9.1×0.080.46×8.80.95×0.493.3×48.4
7.6×0.70.1×8.59.3×1.60.84×61.5
1.6×0.80.87×1.79×6.10.26×46.8
0.64×0.60.13×5.94.2×0.2481.5×7.5
一、口算。
0.5×8=3×0.6=0.002×10=1.42÷100=
0.96×10=8×0.9=0.05×200=0.04×500=
0.2×8=8×0.9=0.006×100=42.8÷100=
7.84×10=0.6×0.3=0.002×3=0.02×0.09=
二、列竖式计算。
0.28×0.030.22×0.920.57×0.953.3×3.39
0.96×0.026.9×4.28.4×5.41.2×6.4
96×0.50.42×50.79×0.750.39×8.83
0.46×0.70.6×0.414.6×0.691.88×0.52
一、口算。
0.1×7=6×0.3=0.7×100=0.236÷1000=
0.757×1000=0.4×0.4=0.002×200=0.02×50=
0.7×3=2×0.8=0.007×1000=76.6÷10=
50.1×10=0.04×0.05=0.8×0.3=0.8×400=
二、列竖式计算。
0.63×0.40.1×0.233.4×0.750.81×2.08
9.7×0.083×0.592.4×0.986.5×3.37
530×0.98.2×4.20.39×0.70.54×87.5
6.8×0.73.7×0.610.12×0.2195.4×3.4
一、口算。
0.7×8=5×0.5=0.07×10=0.961÷100=
5×100=0.04×0.2=0.007×0.03=1.7×0.02=
0.4×8=7×0.5=0.09×100=6.47÷10=
3.39×10=0.1×0.02=0.04×900=0.2×6=
二、列竖式计算。
0.25×0.090.41×0.680.67×4.10.99×36.9
0.98×0.031.6×0.660.24×0.173.8×74.3
8.4×0.80.19×0.970.6×0.630.47×9.14
0.42×0.35.7×0.660.29×0.993.54×6
一、口算。
0.3×7=2×0.9=0.03×10=88.3÷10=
0.486×1000=8×0.02=0.001×0.07=0.14×0.05=
0.7×8=6×0.6=0.004×10=42.6÷1000=
0.448×1000=0.5×0.03=0.08×2=2×700=
二、列竖式计算。
6.4×0.051.4×0.789.7×0.814.7×16.1
0.89×0.078.5×0.583×0.479.1×12.8
8100×0.080.53×0.270.99×4.10.21×7.5
0.96×0.60.84×1.70.63×6.837×9.3
一、口算。
0.1×6=3×0.7=0.03×1000=8.68÷1000=
7.56×1000=0.07×0.2=0.4×30=0.03×0.5=
0.8×9=6×0.7=0.01×10=22.9÷1000=
9.82×10=0.4×0.5=0.002×9=0.8×5=
二、列竖式计算。
1.5×0.24.6×1.20.56×0.81.8×7.24
1.4×0.083.7×4.66.7×1.60.26×65.7
4.5×0.035.5×1.10.18×9.57.9×9.15
1.1×0.054.7×2.90.94×6.69.7×0.45
一、口算。
0.4×9=2×0.8=0.03×10=6.99÷100=
0.397×100=3×0.9=0.001×9=0.8×5=
0.7×9=5×0.3=0.003×10=1.73÷100=
45.3×100=8×0.6=0.007×20=0.12×4=
二、列竖式计算。
8.1×0.51.7×0.523.2×0.960.37×5.17
0.16×0.24.6×0.853.2×0.988.4×5
1.3×0.072.9×0.990.2×7.80.42×39.3
1.6×0.089.1×0.850.23×4.45.35×0.33
一、口算。
0.1×9=5×0.3=0.09×100=97.1÷10=
0.849×100=0.7×0.5=0.003×200=0.8×0.05=
0.4×2=7×0.2=0.2×10=0.07÷100=
1.38×1000=1×0.5=0.002×0.02=0.16×70=
二、列竖式计算。
0.89×0.35.6×0.217.4×4.80.96×8.02
5.2×0.052.8×0.120.37×7.17.8×26.2
1100×0.62.3×3.70.89×5.26.8×6.69
9.4×0.070.13×0.347.7×0.2972.2×0.6
一、口算。
0.4×8=4×0.5=0.005×10=9.1÷1000=
88.8×1000=60×0.09=0.6×9=0.3×20=
0.5×3=8×0.6=0.08×100=5.45÷1000=
56.8×10=2×0.6=0.03×0.06=0.06×0.3=
二、列竖式计算。
0.72×0.70.18×2.80.69×0.330.3×9.56
0.61×0.075.2×3.54.2×7.76.4×2.7
150×0.82×5.14.6×0.440.47×1.06
0.31×0.82.5×0.19.6×4.844.5×0.18
一、口算。
0.5×5=3×0.4=0.004×100=0.543÷1000=
4.34×100=9×0.07=0.001×0.08=0.07×90=
0.6×6=3×0.8=0.001×1000=44.4÷10=
67.6×100=0.7×0.4=0.4×2=1.1×0.07=
二、列竖式计算。
5.3×0.98.2×1.68.9×3.80.51×7.6
0.45×0.36.2×0.625×0.61.4×7.27
0.77×0.069.7×6.50.67×6.90.87×18
0.36×0.050.73×0.29.6×0.8513.4×0.56
一、口算。
0.1×7=3×0.3=0.03×100=26÷10=
5.04×10=8×0.2=0.4×900=0.4×0.02=
0.1×2=4×0.5=0.05×100=0.277÷1000=
1.4×10=0.3×0.7=0.07×300=1.7×0.09=
二、列竖式计算。
2.8×0.083.4×0.440.56×0.897.7×5.29
0.78×0.49.4×0.634.2×6.70.65×25
54×0.050.43×0.459.3×0.850.53×9.22
2.9×0.90.48×7.44.1×1.133.4×0.24
一、口算。
0.6×3=9×0.4=0.02×100=12.3÷1000=
4.11×1000=7×0.04=0.02×0.09=1.2×0.08=
0.1×6=6×0.8=0.6×10=2.82÷10=
3.19×10=90×0.03=0.5×200=0.6×0.6=
二、列竖式计算。
0.48×0.31.3×4.10.56×1.40.62×8.21
5.7×0.71.4×0.958.7×8.14.8×4.87
890×0.52×0.942.6×0.240.86×6.12
9.1×0.80.57×7.37.1×0.626.71×1.1
一、口算。
0.1×8=3×0.9=0.06×100=6.8÷1000=
7.4×1000=10×0.08=0.002×0.08=0.07×0.3=
0.5×2=9×0.9=0.06×100=1.01÷100=
7.94×10=3×0.04=0.04×0.02=0.03×0.03=
二、列竖式计算。
1.2×0.30.83×3.90.46×51.4×43
0.21×0.082.2×0.571.3×0.887.5×5.09
6800×0.97.5×3.50.14×0.680.88×8.72
1.6×0.21.4×0.730.83×0.1970.1×0.6
一、口算。
0.7×5=3×0.4=0.005×10=55.5÷1000=
1.53×10=6×0.4=0.006×0.07=2×20=
0.6×5=5×0.5=0.02×1000=32.3÷100=
99.6×1000=0.6×0.5=0.04×0.5=0.15×0.07=
二、列竖式计算。
0.68×0.028.9×0.257.6×5.98.8×7.24
0.62×0.086.4×0.219.4×9.72.2×8.86
470×0.70.46×0.310.99×70.55×7.02
3.9×0.040.25×3.31.9×0.283.85×5
一、口算。
0.3×9=7×0.6=0.09×100=4.9÷1000=
19.1×100=7×0.8=0.1×0.3=1.5×0.06=
0.1×7=9×0.8=0.8×1000=0.897÷10=
0.601×10=0.09×0.9=0.004×300=1.3×200=
二、列竖式计算。
4.4×0.060.94×0.463.3×0.95.1×89.1
0.97×0.030.5×0.119.8×0.610.2×60.4
63×0.70.57×0.393×7.40.36×37.4
1.1×0.097.9×4.29.1×0.278.41×0.86
一、口算。
0.2×9=9×0.8=0.01×100=9.85÷1000=
0.995×100=0.04×0.05=0.04×0.8=2×2=
0.2×6=6×0.9=0.09×10=0.588÷1000=
23.1×100=0.1×0.4=0.006×0.3=1.1×9=
二、列竖式计算。
0.78×0.47.6×0.428.8×2.74.1×42.5
0.83×0.60.1×80.56×0.94.2×30.2
9100×0.086.7×0.760.35×0.780.85×8.52
4.7×0.038.1×0.230.17×7.42.26×0.35
一、口算。
0.2×8=7×0.6=0.6×10=0.9÷10=
94.5×100=60×0.07=0.03×800=0.18×5=
0.2×9=6×0.5=0.4×100=6.55÷1000=
8.37×1000=10×0.7=0.007×0.3=0.01×400=
二、列竖式计算。
0.32×0.070.42×5.91.7×0.40.16×8.86
0.32×0.039×0.368.3×9.98.9×93.3
6300×0.050.43×0.10.85×0.725.2×9.57
6.3×0.96×3.82.8×0.7115.6×3.9
一、口算。
0.9×5=9×0.9=0.04×1000=0.263÷10=
13.9×1000=90×0.4=0.06×400=1.9×0.02=
0.7×3=4×0.7=0.4×1000=0.918÷1000=
0.938×10=80×0.02=0.6×50=0.5×0.2=
二、列竖式计算。
3.3×0.060.17×5.65.5×7.70.55×57
0.67×0.040.66×9.49.3×4.83.9×77
0.18×0.050.72×0.20.86×0.120.67×49.4
0.88×0.40.92×7.30.75×0.2624.8×0.24
一、口算。
0.2×4=8×0.8=0.06×100=75.9÷100=
0.448×10=20×0.08=0.002×700=0.08×0.09=
0.1×7=5×0.6=0.6×1000=91.1÷1000=
23.8×10=70×0.9=0.002×0.9=1.6×0.03=
二、列竖式计算。
2.2×0.050.84×0.495.5×0.656.8×65.7
0.79×0.51.1×0.10.11×3.10.78×50.5
770×0.058.9×4.80.58×0.224.1×9.08
9.9×0.065.3×0.380.66×8.821×6.9
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