北师大版四年级数学下册小数乘法专项练习题6.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6.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6
2.8×0.89+2.8×0.11125×9.5×0.8
0.68×0.08-0.19×0.04310-0.25-0.75
一、口算。
0.2×4=8×0.3=0.002×1000=0.716÷100=
21.4×1000=0.5×0.2=0.04×0.7=0.14×0.06=
二、列竖式计算。
0.41×0.074.7×4.10.65×2.60.64×1.44
8.5×0.054.9×0.136.9×0.857×8.77
三、计算。
9.1×0.48+0.070.16+0.76×80.25+0.34+9.75
0.66×0.47+0.66×0.530.5×2.6×0.04
0.64×0.05+0.32×0.021100-0.28-1.72
一、口算。
0.1×5=4×0.9=0.009×100=0.097÷10=
3.51×10=0.7×0.03=0.08×90=0.2×60=
二、列竖式计算。
5.4×0.080.93×1.36.2×8.60.51×94.2
0.45×0.080.7×0.630.22×2.40.82×5.02
三、计算。
0.49×7.8+0.120.62+0.86×30.72+5.9+0.28
9.9×96+9.9×41.25×9.2×8
0.5×0.08+0.44×0.021100-3.5-56.5
一、口算。
0.2×2=4×0.9=0.1×100=75.1÷100=
0.621×100=0.05×0.07=0.06×30=1.9×900=
二、列竖式计算。
5.6×0.58.3×8.83.9×0.694.9×26.3
8.2×0.080.85×0.890.88×0.144.9×84.2
三、计算。
0.5×0.75+0.086.5+0.8×50.46+0.41+9.54
9.5×76+9.5×240.5×64×0.8
0.5×0.09+0.32×0.055500-0.32-1.68
一、口算。
0.6×8=2×0.7=0.08×1000=0.2÷10=
1.26×1000=4×0.04=0.4×0.3=0.1×0.06=
二、列竖式计算。
8.4×0.077.9×8.90.96×0.57.1×52.6
8.4×0.20.88×4.20.11×60.88×25.5
三、计算。
7.7×0.71+0.71.9+0.61×60.14+6.4+0.86
7.9×27+7.9×732.5×0.16×2
9.1×0.9-4.4×0.3170-0.3-9.7
一、口算。
0.7×4=9×0.4=0.09×100=0.827÷10=
96.4×1000=20×0.2=0.5×9=0.08×30=
二、列竖式计算。
7.8×0.60.15×0.152.6×8.38×64.5
0.69×0.050.63×0.210.78×5.70.56×7.49
三、计算。
0.56×1.3+0.10.84+0.32×0.81.7+2.4+18.3
0.41×13+0.41×870.5×79×2
5.8×0.8+2.3×0.5930-3.4-86.6
一、口算。
0.9×2=5×0.2=0.6×10=65÷1000=
9.97×10=90×0.07=0.008×0.03=0.13×200=
二、列竖式计算。
0.48×0.90.55×0.915.6×90.55×98.8
6.7×0.99.5×56.3×0.246.9×63.3
三、计算。
23×0.72+0.95.4+0.22×63.9+0.3+6.1
1.9×0.23+1.9×0.77125×0.9×0.2
9.2×0.9-3.9×0.2840-1.8-58.2
一、口算。
0.6×6=9×0.7=0.6×100=0.264÷100=
2.23×1000=30×0.2=0.09×0.05=1.5×7=
二、列竖式计算。
0.19×0.020.1×89.4×6.80.23×80
3.4×0.47.3×2.34.8×0.192.2×25.3
三、计算。
0.55×0.94+1.20.4+9.3×0.32.9+0.42+7.1
5.5×8+5.5×21.25×0.26×0.08
5.1×0.6+2.2×0.3790-7.5-52.5
一、口算。
0.4×3=3×0.9=0.08×1000=74.5÷100=
3.1×100=20×0.04=0.07×0.04=0.1×0.9=
二、列竖式计算。
5.9×0.077.6×7.46.3×0.910.96×7.54
0.97×0.60.98×1.60.29×4.90.8×29.4
三、计算。
46×0.05+0.124.7+0.27×0.57.8+8.2+42.2
5.7×0.46+5.7×0.542.5×7.9×0.8
0.63×0.06+0.25×0.02110-0.94-5.06
一、口算。
0.4×2=5×0.2=0.8×100=19.7÷100=
0.81×100=80×0.5=0.03×0.7=0.1×0.07=
二、列竖式计算。
0.72×0.088×0.184.1×8.13.7×16.7
9.4×0.020.61×4.10.88×5.20.13×6.16
三、计算。
7.6×3.2+0.90.35+95×60.28+5.2+6.72
2.2×9.1+2.2×0.9125×30×4
6.1×0.7+2.6×0.56600-2.6-57.4
一、口算。
0.2×4=2×0.6=0.001×1000=6.02÷10=
6.94×10=0.4×0.5=0.1×7=0.1×600=
二、列竖式计算。
0.75×0.40.84×3.50.79×8.55.9×8.35
0.18×0.080.63×5.90.1×5.53.6×27.6
三、计算。
8×82+0.10.5+64×0.45.2+4.9+64.8
6.8×66+6.8×342.5×60×0.08
0.62×0.09-0.41×0.04180-6.5-63.5
一、口算。
0.3×7=4×0.5=0.005×100=36.7÷10=
80.7×100=9×0.2=0.09×20=0.14×300=
二、列竖式计算。
7.3×0.070.25×1.20.86×0.487.6×32.4
0.77×0.70.34×0.223.8×0.70.37×2.38
三、计算。
9.1×6.2+0.110.85+70×0.40.77+9.6+8.23
0.44×7.7+0.44×2.32.5×0.38×2
8.5×0.9-1.6×0.4550-1.6-68.4
一、口算。
0.4×5=7×0.5=0.005×1000=0.974÷100=
0.456×100=3×0.02=0.001×0.09=0.07×0.08=
二、列竖式计算。
8.2×0.30.31×0.563.7×0.580.11×29.6
6.2×0.45.5×49.8×0.60.55×1.36
三、计算。
0.48×41+0.74.4+8.8×0.50.7+0.82+6.3
8.5×5.2+8.5×4.80.25×0.37×0.2
0.58×0.07-0.44×0.039900-6.4-93.6
一、口算。
0.2×6=5×0.2=0.3×1000=8.7÷10=
6.25×100=0.08×0.7=0.006×0.04=0.18×600=
二、列竖式计算。
6.1×0.080.49×0.277×20.93×6.47
9.4×0.080.84×7.62.8×0.840.73×83.6
三、计算。
0.91×7+13.4+0.92×0.25.4+0.16+44.6
1.1×0.11+1.1×0.89125×6×0.04
6.5×0.8-1.2×0.54300-3-67
一、口算。
0.1×4=4×0.5=0.8×1000=0.259÷100=
0.305×100=0.02×0.04=0.007×3=1.1×4=
二、列竖式计算。
6.7×0.056.7×0.860.89×2.90.34×53.1
9.6×0.70.1×3.70.39×0.760.68×9.22
三、计算。
70×8.7+10.4+75×0.21.2+0.84+8.8
0.3×19+0.3×815×7×2
0.65×0.05+0.13×0.027700-3.5-76.5
一、口算。
0.3×4=3×0.9=0.03×10=68.2÷1000=
61.4×10=0.06×0.6=0.003×8=1.1×0.09=
二、列竖式计算。
0.81×0.040.81×0.840.93×0.750.15×6.5
0.76×0.030.17×0.353.7×5.40.74×81.3
三、计算。
6.2×61+0.060.35+7.6×50.29+0.2+2.71
2.3×0.69+2.3×0.3112.5×0.51×0.4
6×0.6-3.5×0.5960-0.93-1.07
一、口算。
0.2×8=3×0.3=0.05×10=16.6÷1000=
0.319×1000=4×0.7=0.005×6=1.5×6=
二、列竖式计算。
6.3×0.030.46×5.79.1×0.60.8×7.37
8.1×0.40.23×1.13.9×0.260.69×76.8
三、计算。
55×11+13.4+0.52×50.99+0.42+1.01
0.73×67+0.73×331.25×69×8
0.94×0.05+0.41×0.036000-0.13-5.87
一、口算。
0.4×2=4×0.7=0.8×1000=58.7÷1000=
2.21×1000=0.8×0.6=0.08×50=1.3×0.8=
二、列竖式计算。
0.99×0.095.4×0.176.9×5.90.62×8.42
0.86×0.097.2×0.210.27×4.20.19×4.04
三、计算。
0.84×39+0.080.69+35×0.77.8+0.16+62.2
2.6×8.3+2.6×1.75×0.26×8
0.96×0.06-0.41×0.026500-0.67-3.33
一、口算。
0.5×6=6×0.8=0.5×10=27.9÷100=
16.9×100=0.01×0.06=0.05×3=1.8×0.9=
二、列竖式计算。
0.19×0.58.8×1.69×9.91.9×37.5
6.3×0.20.83×0.322.4×0.150.5×9.4
三、计算。
0.27×9.1+0.80.53+60×40.74+1.3+2.26
0.53×9.1+0.53×0.90.5×18×8
0.71×0.05-0.19×0.03510-0.32-6.68
一、口算。
0.3×4=9×0.8=0.9×1000=5.6÷100=
23×1000=40×0.09=0.01×6=0.15×0.6=
二、列竖式计算。
0.58×0.20.16×2.89.2×1.82.3×81.6
0.26×0.36.5×6.99.6×6.73.6×4.77
三、计算。
1.4×75+0.070.39+87×0.20.43+0.16+0.57
0.8×7.4+0.8×2.625×0.63×0.04
9.4×0.9-1.6×0.4140-0.53-2.47
一、口算。
0.5×5=7×0.8=0.09×10=4.52÷100=
0.633×1000=50×0.6=0.006×0.03=0.01×0.02=
二、列竖式计算。
9.7×0.61.5×2.56.5×8.35.8×27.1
0.51×0.088.7×5.60.49×0.670.88×87.5
三、计算。
0.17×0.55+0.110.57+4.4×66.8+5.1+3.2
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