北师大版四年级数学下册小数乘法专项练习题10.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10
0.77×0.33+0.77×0.67125×1.8×0.8
0.61×0.07-0.29×0.037300-0.55-2.45
一、口算。
0.9×2=4×0.6=0.08×10=0.109÷10=
5.6×10=0.07×0.03=0.003×20=0.9×40=
二、列竖式计算。
3.7×0.90.84×9.44.3×0.258.5×59
4.8×0.050.13×0.930.39×0.130.59×8.26
三、计算。
0.82×0.98+0.050.71+0.19×0.40.14+0.35+5.86
1.2×4+1.2×6125×0.65×0.02
6.7×0.6+1×0.58600-0.33-5.67
一、口算。
0.5×4=9×0.8=0.06×10=50.4÷100=
0.787×1000=3×0.08=0.06×50=0.8×90=
二、列竖式计算。
0.61×0.070.16×0.270.12×0.580.37×6.05
1.7×0.60.53×0.270.64×0.840.3×87.3
三、计算。
0.58×10+0.14.5+74×50.69+6.2+9.31
6.6×0.96+6.6×0.0412.5×0.3×0.02
0.95×0.06+0.33×0.04910-7-3
一、口算。
0.3×5=5×0.9=0.2×10=0.603÷100=
1.28×1000=7×0.8=0.8×500=0.04×200=
二、列竖式计算。
0.95×0.50.31×6.44.2×0.960.86×9.61
0.27×0.20.47×0.271.2×7.30.83×4.62
三、计算。
66×0.31+0.70.96+69×92+2.8+48
2.5×2+2.5×8125×0.62×8
8.8×0.8-3×0.58800-0.84-8.16
一、口算。
0.1×9=4×0.6=0.5×10=0.57÷10=
16.2×100=0.04×0.02=0.05×600=1.2×4=
二、列竖式计算。
2.2×0.040.44×0.250.72×8.20.64×3.69
0.61×0.096.1×0.880.93×0.755.1×27.2
三、计算。
8.7×0.44+1.25.2+21×54.4+7.2+55.6
5.7×0.48+5.7×0.522.5×33×8
0.8×0.07+0.38×0.04610-0.42-8.58
一、口算。
0.1×2=4×0.4=0.3×10=5÷1000=
0.58×1000=1×0.7=0.01×90=0.8×200=
二、列竖式计算。
0.16×0.80.7×0.352.6×0.944.5×79.8
0.29×0.080.63×0.171×80.11×24.4
三、计算。
0.4×0.15+0.051.6+39×60.74+0.39+7.26
7.4×99+7.4×125×97×0.02
8×0.7-1.6×0.4820-0.72-0.28
一、口算。
0.6×8=9×0.8=0.1×1000=0.126÷10=
76.6×1000=0.07×0.8=0.007×8=0.2×0.3=
二、列竖式计算。
7.4×0.60.67×0.430.28×9.22.5×93.5
3.7×0.70.59×1.70.77×3.90.65×2.74
三、计算。
0.19×0.84+1.21.2+0.85×40.5+6.7+8.5
0.84×3+0.84×7125×2.5×0.2
9.4×0.7-2.1×0.2510-7.7-22.3
一、口算。
0.3×7=7×0.7=0.09×1000=7.44÷100=
31.7×100=0.9×0.3=0.001×300=0.07×0.03=
二、列竖式计算。
2.7×0.094.4×0.980.96×0.568.6×37.9
0.76×0.020.75×0.510.38×6.60.47×7.81
三、计算。
0.98×0.4+0.121.5+37×0.20.18+0.74+2.82
0.27×0.26+0.27×0.741.25×0.89×0.04
0.87×0.05+0.18×0.02960-5.5-74.5
一、口算。
0.2×3=4×0.7=0.08×1000=50.1÷10=
98.7×10=20×0.06=0.08×0.2=0.05×0.2=
二、列竖式计算。
0.28×0.35.4×0.815.9×1.59.9×8.62
4.4×0.51.8×9.42.5×0.276.4×7.78
三、计算。
9.4×59+0.60.22+8.7×27.6+0.21+82.4
0.96×37+0.96×631.25×88×0.8
6.3×0.6+2.3×0.2990-0.66-0.34
一、口算。
0.4×3=5×0.8=0.05×1000=0.85÷1000=
2.15×1000=3×0.06=0.03×80=1.6×0.8=
二、列竖式计算。
9.9×0.40.2×8.20.59×7.10.62×53.9
0.47×0.097.8×1.16.7×1.38.6×4.23
三、计算。
23×78+0.15.2+2.3×91.9+0.59+8.1
1.3×83+1.3×172.5×4.3×0.8
9.2×0.9+3.3×0.48300-2.4-57.6
一、口算。
0.9×5=7×0.8=0.4×1000=0.978÷1000=
65.1×1000=60×0.05=0.05×8=0.12×0.04=
二、列竖式计算。
9.4×0.070.29×2.90.39×3.63.6×62.4
0.66×0.80.96×3.96.9×8.23.6×8.27
三、计算。
6.3×0.97+1.20.73+83×0.90.74+0.98+6.26
0.47×44+0.47×560.25×0.43×0.8
0.61×0.09-0.2×0.05500-1.4-68.6
一、口算。
0.1×6=8×0.5=0.3×1000=0.09÷100=
49.3×1000=0.4×0.09=0.009×7=0.13×70=
二、列竖式计算。
0.63×0.46.7×56.4×2.50.93×25.5
6.9×0.70.98×60.1×9.27×38.2
三、计算。
59×78+0.70.22+48×30.36+5.5+8.64
3×2.7+3×7.30.05×84×4
7.6×0.5+2.9×0.55900-0.14-9.86
一、口算。
0.2×6=5×0.7=0.007×1000=48.9÷10=
2.69×10=40×0.05=0.9×70=0.06×0.04=
二、列竖式计算。
0.74×0.047.3×0.453.4×0.831.3×30.5
0.94×0.60.58×0.514.2×0.470.2×86.2
三、计算。
9.9×0.49+0.85.3+0.49×0.20.39+0.11+1.61
0.93×0.34+0.93×0.6612.5×5.3×0.04
0.85×0.07+0.16×0.057100-2.8-47.2
一、口算。
0.9×9=5×0.2=0.006×100=0.7÷10=
0.944×100=0.7×0.3=0.08×800=1.5×0.7=
二、列竖式计算。
1.4×0.027.7×0.610.43×0.920.69×65.9
1.3×0.020.51×2.31.8×0.566.5×5.15
三、计算。
0.67×0.14+0.053.1+4×0.74.5+7+85.5
7.8×44+7.8×560.05×34×4
9.4×0.8-4.2×0.3990-0.62-3.38
一、口算。
0.2×9=3×0.9=0.008×10=0.32÷1000=
2.27×1000=0.01×0.02=0.4×900=0.15×6=
二、列竖式计算。
4.3×0.44.9×0.737.3×9.40.49×5.93
0.39×0.070.74×4.66.8×9.27.4×53.1
三、计算。
0.31×0.73+0.093.2+6.4×95.9+2.1+24.1
0.19×6.4+0.19×3.625×5.3×0.4
6×0.7+3.9×0.33600-0.69-2.31
一、口算。
0.6×3=4×0.8=0.002×100=0.511÷10=
0.768×1000=5×0.7=0.05×90=1.4×0.04=
二、列竖式计算。
0.36×0.29.1×5.20.92×0.168.1×84.9
0.16×0.78.7×4.63.2×7.50.72×20.2
三、计算。
10×4.3+0.98.1+0.1×38.6+7+21.4
0.64×43+0.64×572.5×0.49×8
8.1×0.7-4.4×0.4720-0.22-7.78
一、口算。
0.7×4=3×0.6=0.3×1000=90.2÷100=
0.877×100=40×0.07=0.4×2=0.14×7=
二、列竖式计算。
8.8×0.029×0.810.68×23.6×24.8
3.6×0.050.46×1.70.49×0.80.38×67.2
三、计算。
7.6×1.4+0.095.8+13×61.4+3.7+48.6
3.8×0.35+3.8×0.6512.5×75×0.4
0.6×0.06+0.31×0.054200-7.2-52.8
一、口算。
0.1×5=5×0.9=0.008×10=8.48÷10=
96.1×1000=0.04×0.4=0.01×6=1×0.09=
二、列竖式计算。
7.2×0.040.21×2.56.5×6.55×6.35
0.98×0.90.1×0.143.3×0.346.8×71.7
三、计算。
0.83×2.2+0.061.9+71×0.93.6+2.5+76.4
0.39×48+0.39×525×3.6×4
8.1×0.5-1.4×0.2320-7.7-92.3
一、口算。
0.6×3=9×0.9=0.05×100=6.55÷100=
0.453×10=0.3×0.2=0.2×0.04=0.9×0.4=
二、列竖式计算。
4.4×0.54.5×6.88.2×9.20.43×4.12
0.68×0.069×0.340.78×0.90.12×89.1
三、计算。
0.29×8.5+0.90.48+19×0.81.6+0.59+48.4
0.58×0.4+0.58×0.612.5×0.73×0.8
9.4×0.5-1.7×0.2650-8.4-61.6
一、口算。
0.9×7=8×0.6=0.007×1000=59.4÷1000=
0.369×100=90×0.9=0.05×600=0.1×0.04=
二、列竖式计算。
1.2×0.024×0.830.83×7.20.12×4.56
0.11×0.92.4×6.80.7×2.40.32×65.7
三、计算。
0.81×9.8+0.121.6+18×0.79.5+3.3+10.5
7.6×0.18+7.6×0.820.25×5.2×0.02
0.96×0.07+0.17×0.058900-5.3-94.7
一、口算。
0.4×7=4×0.3=0.5×100=90.7÷10=
0.967×1000=0.04×0.9=0.8×0.06=1.9×0.8=
二、列竖式计算。
6.6×0.83×4.40.4×5.98.2×2.06
0.76×0.080.31×6.80.55×7.54.9×75.7
三、计算。
39×0.69+0.076.2+0.64×60.62+6.8+6.38