北师大版四年级数学下册小数乘法专项练习题134.docx
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北师大版四年级数学下册小数乘法专项练习题134.docx
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北师大版四年级数学下册小数乘法专项练习题134
0.8×0.05-0.25×0.03170-0.84-7.16
一、口算。
0.8×7=8×0.3=0.8×1000=72.9÷100=
3.44×100=60×0.5=0.6×90=1.3×9=
二、列竖式计算。
9.1×0.070.24×0.240.4×0.690.58×37.6
0.51×0.26.3×5.20.63×0.158.1×7.21
三、计算。
4×0.38+10.78+8.5×30.14+9.4+7.86
0.48×7.6+0.48×2.425×8×4
0.68×0.09+0.42×0.05650-4.9-65.1
一、口算。
0.4×8=7×0.5=0.006×1000=79.5÷1000=
0.32×100=0.08×0.02=0.6×70=0.3×0.2=
二、列竖式计算。
3.4×0.068.7×0.451×0.679.9×68.5
6.1×0.080.49×2.90.64×0.723.7×16.6
三、计算。
2.1×73+0.60.73+6.9×50.65+0.29+0.35
6.2×76+6.2×240.05×9.5×0.8
5.2×0.9-4.5×0.34900-0.8-5.2
一、口算。
0.1×2=3×0.4=0.04×10=0.787÷1000=
81.2×10=20×0.9=0.007×3=0.2×0.7=
二、列竖式计算。
5.6×0.42.6×0.750.11×0.260.8×9.47
0.89×0.054.9×0.598.6×50.1×2.14
三、计算。
29×4.2+0.116.4+73×50.32+0.56+6.68
9.5×87+9.5×130.5×6.5×0.4
0.99×0.06-0.28×0.02290-6.1-43.9
一、口算。
0.5×2=7×0.2=0.001×1000=76.8÷10=
3.76×100=0.04×0.9=0.01×0.02=1.2×0.3=
二、列竖式计算。
6.9×0.075.5×0.667.8×1.50.62×83.7
0.98×0.82.9×0.50.76×1.72.7×65.6
三、计算。
8×52+0.80.8+99×80.94+0.8+4.06
3.4×0.15+3.4×0.850.05×56×0.4
8.8×0.5-3.7×0.26300-0.48-2.52
一、口算。
0.9×5=7×0.7=0.1×1000=0.489÷100=
72.5×10=90×0.9=0.09×900=1.2×7=
二、列竖式计算。
6.7×0.20.57×0.393.3×7.40.16×3.46
0.25×0.099.3×0.88.8×5.20.76×77.1
三、计算。
81×1.3+0.10.12+3.8×29.7+6.5+60.3
4.3×7.8+4.3×2.20.25×95×0.4
8.9×0.8-1.3×0.3170-6.1-83.9
一、口算。
0.4×2=4×0.6=0.008×1000=8.33÷100=
1.36×100=2×0.5=0.005×2=0.09×3=
二、列竖式计算。
3.3×0.070.85×0.224.9×9.90.23×5.75
8.2×0.070.48×80.78×0.332.7×8.69
三、计算。
5.2×7.4+1.16.3+0.97×0.86+0.61+44
5.6×74+5.6×261.25×0.28×0.08
0.58×0.09+0.13×0.02970-0.41-9.59
一、口算。
0.1×5=2×0.8=0.004×10=8.94÷1000=
11.9×1000=90×0.4=0.005×70=0.6×500=
二、列竖式计算。
0.72×0.076.8×2.74.7×8.70.72×2.56
0.91×0.044.6×7.64.8×3.60.8×2.2
三、计算。
0.2×19+0.080.13+0.13×30.21+5.7+3.79
4.2×0.63+4.2×0.372.5×79×0.8
6.2×0.5+2.6×0.29200-0.28-6.72
一、口算。
0.1×4=8×0.5=0.6×100=0.069÷10=
62×10=30×0.02=0.002×7=1.9×90=
二、列竖式计算。
0.42×0.024.2×9.33.4×0.191.7×62
6.8×0.090.53×0.990.48×30.72×53.5
三、计算。
0.04×0.64+0.080.38+3.1×0.66.2+3.5+43.8
0.5×67+0.5×3312.5×9.6×0.02
0.51×0.06-0.33×0.059100-0.67-4.33
一、口算。
0.4×4=8×0.3=0.1×1000=0.53÷10=
74.7×10=6×0.7=0.6×0.6=1.8×600=
二、列竖式计算。
0.45×0.020.92×7.15.5×3.40.74×8.94
5.1×0.90.8×1.91.2×0.510.72×9.82
三、计算。
0.79×5.6+1.21.9+50×47.5+0.25+72.5
0.37×0.47+0.37×0.53125×2.9×0.02
0.78×0.07-0.12×0.053200-0.72-7.28
一、口算。
0.2×7=7×0.8=0.01×10=0.611÷100=
0.137×10=2×0.4=0.09×50=0.9×80=
二、列竖式计算。
4.6×0.86.9×1.65.3×0.588.4×30.9
4.5×0.070.82×20.11×0.670.53×31.5
三、计算。
1.2×2.7+0.90.11+95×76.8+0.97+93.2
8.3×0.77+8.3×0.2312.5×9.3×2
7×0.7-2.7×0.54100-2.4-57.6
一、口算。
0.4×7=2×0.4=0.008×1000=0.931÷10=
0.676×10=0.4×0.6=0.002×50=0.02×7=
二、列竖式计算。
0.94×0.80.12×5.79.3×3.16.4×25.9
0.22×0.50.67×0.180.5×2.60.75×34.5
三、计算。
0.63×4.7+0.070.3+1.9×70.44+9.2+7.56
6.5×48+6.5×52125×9.6×0.8
8.5×0.5+2×0.4640-8.9-41.1
一、口算。
0.5×3=7×0.7=0.003×100=0.156÷10=
0.76×100=30×0.9=0.04×2=0.06×0.5=
二、列竖式计算。
3.4×0.080.72×0.194.3×6.40.23×7.35
9.4×0.74.9×0.990.27×1.19.2×6.92
三、计算。
5.7×0.79+0.080.44+0.4×42.7+0.23+87.3
0.36×0.57+0.36×0.430.25×47×0.08
9.6×0.5+1.8×0.56100-0.97-3.03
一、口算。
0.4×2=3×0.4=0.07×1000=1.25÷10=
0.706×10=8×0.8=0.03×0.04=1.5×7=
二、列竖式计算。
0.34×0.50.62×1.46.7×0.260.44×66
0.49×0.90.68×6.39×0.520.23×8.94
三、计算。
0.96×0.75+0.062+4.8×0.27.2+0.21+32.8
0.53×0.69+0.53×0.310.05×0.21×8
7.4×0.9-2.2×0.34100-0.28-5.72
一、口算。
0.9×4=4×0.8=0.07×100=2.24÷10=
5.46×100=9×0.06=0.009×600=0.6×60=
二、列竖式计算。
8.4×0.23.3×0.679.4×4.91×95.9
8.6×0.080.68×0.959×0.910.47×1.52
三、计算。
0.85×0.78+0.070.37+7.8×30.93+0.26+9.07
2.1×0.26+2.1×0.74125×0.76×8
0.61×0.06+0.46×0.03490-4-66
一、口算。
0.3×5=7×0.4=0.05×100=0.329÷100=
0.57×1000=20×0.08=0.009×5=0.2×0.6=
二、列竖式计算。
6.1×0.091.1×6.20.46×8.52.8×2.43
8.5×0.050.89×0.590.94×0.563.6×86.4
三、计算。
0.7×4.2+0.070.19+17×30.31+5.5+5.69
0.12×1.6+0.12×8.45×0.56×0.04
6.6×0.5+3.7×0.47400-4.4-15.6
一、口算。
0.9×4=2×0.2=0.001×10=16.8÷100=
0.616×10=0.07×0.4=0.009×800=0.01×0.07=
二、列竖式计算。
0.22×0.50.81×0.470.69×0.870.73×6.06
0.85×0.090.2×2.20.72×0.514.7×1.6
三、计算。
95×0.2+0.86.3+71×0.70.32+4.4+5.68
0.35×4.5+0.35×5.55×0.28×0.2
5.5×0.6+1.1×0.4950-5.3-84.7
一、口算。
0.2×9=6×0.4=0.03×100=0.869÷100=
0.809×10=80×0.8=0.04×40=0.4×0.08=
二、列竖式计算。
1.5×0.076.3×56.5×5.70.2×65.3
0.51×0.020.37×0.223.1×7.74×83.3
三、计算。
4.9×86+1.26.3+7.4×0.72.5+0.58+7.5
5.9×30+5.9×702.5×26×4
6.6×0.6+2.2×0.4750-0.35-9.65
一、口算。
0.8×5=2×0.2=0.004×1000=3.28÷10=
4.15×1000=0.05×0.9=0.002×0.4=0.14×900=
二、列竖式计算。
3.1×0.60.37×0.126.3×0.213.7×46.9
0.51×0.93.8×7.87.3×0.450.26×94
三、计算。
0.67×0.97+0.69.4+7.5×0.47.8+0.76+42.2
0.79×0.97+0.79×0.035×8.8×4
8.3×0.9+1.4×0.2660-5.3-94.7
一、口算。
0.4×7=9×0.8=0.2×10=0.138÷1000=
0.072×100=0.4×0.3=0.1×2=1.5×7=
二、列竖式计算。
0.58×0.096.9×3.20.67×2.90.46×62.3
2.6×0.030.56×9.10.14×0.350.42×12.2
三、计算。
98×9+0.054.4+7×0.67.2+2.6+12.8
0.28×5+0.28×55×6.6×4
0.76×0.08+0.49×0.025000-0.62-0.38
一、口算。
0.9×8=3×0.4=0.9×10=0.09÷100=
8.73×100=30×0.08=0.008×90=0.1×0.5=
二、列竖式计算。
4.5×0.050.92×0.629.6×0.450.14×9.58
1.7×0.66.3×2.50.23×0.389.4×5.9
三、计算。
0.28×2+0.80.16+0.39×0.79.4+5.3+10.6
1.5×97+1.5×35×0.86×4
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