北师大版四年级数学下册小数乘法专项练习题151.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151.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151
0.39×4.5+0.39×5.55×0.12×2
7.8×0.9-1.6×0.34800-2.3-67.7
一、口算。
0.5×3=5×0.5=0.4×1000=21.8÷1000=
3.12×10=6×0.04=0.03×3=2×0.2=
二、列竖式计算。
6.1×0.50.58×7.20.95×8.60.51×82.5
0.17×0.49.3×0.142.3×0.378.4×9.52
三、计算。
2.2×4+10.13+0.51×0.60.28+0.13+7.72
0.2×0.37+0.2×0.630.25×1.4×0.02
0.54×0.05+0.22×0.041300-0.53-0.47
一、口算。
0.9×3=9×0.5=0.4×1000=22.4÷100=
0.317×100=0.5×0.7=0.4×60=0.17×60=
二、列竖式计算。
1.2×0.020.84×1.90.15×1.50.67×53.2
0.79×0.081.3×8.26.4×2.90.98×2.35
三、计算。
27×7+0.90.51+0.39×60.58+2.2+8.42
5.3×8.4+5.3×1.62.5×48×0.04
0.53×0.08+0.37×0.027000-3.4-66.6
一、口算。
0.4×9=5×0.5=0.003×10=8.9÷100=
96.5×10=1×0.9=0.6×4=1.2×3=
二、列竖式计算。
0.52×0.049.7×6.20.55×20.85×57.3
8.6×0.090.5×0.270.71×0.522.2×62.8
三、计算。
0.03×1.9+0.070.65+0.48×54.8+6.4+75.2
7.8×5.3+7.8×4.75×4.7×0.2
0.61×0.09+0.28×0.038400-0.57-5.43
一、口算。
0.6×3=3×0.7=0.02×1000=7.98÷100=
54.1×10=50×0.09=0.01×5=0.7×7=
二、列竖式计算。
0.27×0.036.2×8.30.9×0.820.55×4.42
0.79×0.076.8×0.890.29×2.70.14×56.1
三、计算。
8.9×0.54+0.099.8+0.39×0.40.58+3.8+5.42
0.84×0.49+0.84×0.510.25×3.5×4
0.89×0.09-0.16×0.02420-1.9-38.1
一、口算。
0.7×2=7×0.3=0.3×100=0.313÷1000=
9.05×1000=0.6×0.09=0.5×900=0.07×0.5=
二、列竖式计算。
1.5×0.97.8×0.570.92×8.70.29×97.9
4.8×0.030.67×0.140.97×0.310.82×1.4
三、计算。
88×0.73+1.10.81+2.3×0.20.85+3.4+1.15
0.48×5.9+0.48×4.112.5×3.4×0.4
7.4×0.5+3.2×0.4220-0.99-1.01
一、口算。
0.4×4=8×0.2=0.6×1000=76.9÷10=
4.1×10=4×0.06=0.002×40=0.2×30=
二、列竖式计算。
0.74×0.70.41×0.596.4×3.20.32×70.4
0.59×0.30.18×9.30.18×0.440.21×39
三、计算。
3×2.2+0.080.6+0.35×0.60.21+0.33+3.79
0.53×71+0.53×295×4.2×0.8
0.83×0.07-0.33×0.053500-0.24-1.76
一、口算。
0.7×8=6×0.5=0.009×1000=7.31÷1000=
64.6×10=5×0.4=0.07×0.09=0.04×6=
二、列竖式计算。
5.7×0.30.33×6.40.13×20.65×22.4
3.3×0.032.7×0.10.54×9.43.3×2.88
三、计算。
9.5×7.4+10.38+0.98×70.81+5.7+3.19
0.24×4.9+0.24×5.10.05×20×0.2
0.74×0.05-0.24×0.034100-4.5-35.5
一、口算。
0.5×8=7×0.8=0.5×100=11÷1000=
9.82×10=0.5×0.07=0.7×0.6=0.14×50=
二、列竖式计算。
1.9×0.038.7×6.40.38×0.840.62×3.72
0.12×0.69.4×9.23.5×8.46.8×6.26
三、计算。
8.3×0.8+0.50.3+1.2×0.69.2+2.2+50.8
7.3×0.91+7.3×0.090.05×9.4×0.02
0.88×0.06+0.47×0.042400-0.86-6.14
一、口算。
0.9×8=7×0.9=0.5×10=6.82÷1000=
0.418×100=80×0.03=0.4×0.2=0.09×600=
二、列竖式计算。
0.58×0.050.23×7.60.68×0.192.3×5.38
5.8×0.38.7×5.47.7×9.81.7×6.43
三、计算。
3.4×0.05+0.90.5+4.7×0.40.18+9.7+6.82
2.3×2.3+2.3×7.71.25×2.5×0.02
8.4×0.5-2.6×0.57300-0.63-9.37
一、口算。
0.5×2=8×0.7=0.006×100=65.1÷1000=
0.303×1000=20×0.07=0.04×0.7=0.08×700=
二、列竖式计算。
0.54×0.072.5×0.966.7×0.980.28×4.92
0.54×0.88.8×0.870.42×6.98.7×41.5
三、计算。
0.58×7.8+1.25.1+8.9×47.8+7.1+72.2
2.1×0.5+2.1×0.50.25×0.28×2
5×0.9-2.1×0.3320-9.2-50.8
一、口算。
0.8×9=7×0.2=0.004×100=2.43÷1000=
0.882×100=0.3×0.6=0.04×0.3=0.8×400=
二、列竖式计算。
0.97×0.083.5×0.890.13×0.990.14×82.6
0.72×0.038.1×40.42×9.71.5×45.4
三、计算。
35×0.13+0.080.86+88×70.15+3.4+8.85
0.36×33+0.36×6712.5×2.8×0.08
8.5×0.7+2.5×0.2690-9.4-40.6
一、口算。
0.9×8=9×0.5=0.006×100=34.8÷100=
0.505×10=0.06×0.7=0.004×70=1.2×0.8=
二、列竖式计算。
8.6×0.63×0.560.47×1.30.85×3.38
0.26×0.30.61×10.76×6.70.72×6.32
三、计算。
5.3×91+0.052.3+0.97×27.1+3.6+42.9
2×78+2×222.5×0.7×0.4
0.55×0.08+0.16×0.02220-0.29-3.71
一、口算。
0.4×6=5×0.9=0.05×1000=36.2÷100=
0.905×1000=0.02×0.7=0.001×9=0.3×3=
二、列竖式计算。
7.7×0.20.32×0.42.8×30.2×3.52
8.5×0.32.2×0.374.6×8.20.49×34.1
三、计算。
3×0.04+0.73.8+28×60.74+3.5+0.26
6.3×9+6.3×112.5×9.1×0.04
8×0.7+4.5×0.42000-5.9-54.1
一、口算。
0.7×7=7×0.6=0.06×1000=85.6÷1000=
8.82×1000=1×0.02=0.06×20=1.5×80=
二、列竖式计算。
5.1×0.50.69×8.50.53×0.345×44
0.29×0.080.89×0.260.22×0.120.14×4.82
三、计算。
83×6.5+0.067.2+0.44×0.70.41+3.2+6.59
0.71×43+0.71×572.5×1.3×0.2
0.81×0.09+0.18×0.031300-9.4-20.6
一、口算。
0.3×7=5×0.4=0.7×100=11.3÷10=
91.4×10=0.04×0.5=0.004×0.07=1.8×0.9=
二、列竖式计算。
3.7×0.56×0.520.12×0.290.99×31.4
9.5×0.090.12×0.139.9×6.60.95×6.49
三、计算。
13×0.31+0.129.2+95×74.8+0.54+5.2
0.48×3.2+0.48×6.81.25×7.3×2
7.7×0.7+4.9×0.46800-5.3-14.7
一、口算。
0.6×7=3×0.5=0.7×10=0.423÷1000=
9.58×100=0.05×0.4=0.4×3=1.1×0.04=
二、列竖式计算。
8.8×0.086.6×0.138.5×0.230.1×4.09
0.53×0.060.38×8.27.8×0.440.14×8.09
三、计算。
44×0.14+1.22.3+53×0.20.26+0.92+0.74
0.43×0.24+0.43×0.760.5×7.8×0.2
5.5×0.9-4.3×0.21500-5.5-94.5
一、口算。
0.3×8=6×0.6=0.004×1000=7.82÷1000=
84.1×10=0.03×0.5=0.01×400=1.8×500=
二、列竖式计算。
0.69×0.080.9×0.33.1×0.181.3×35.8
6.7×0.077×70.79×2.55.7×2.02
三、计算。
0.81×53+16.2+0.93×0.36.6+1.7+33.4
0.71×51+0.71×491.25×5.9×0.02
0.85×0.08+0.17×0.047600-0.76-3.24
一、口算。
0.5×3=5×0.5=0.8×10=0.697÷1000=
66.6×100=0.02×0.02=0.06×2=0.03×0.2=
二、列竖式计算。
9.3×0.048.3×0.640.93×0.785×7.47
0.33×0.70.24×0.950.1×9.86.6×7.2
三、计算。
61×0.55+0.069.8+0.2×47.9+6.1+72.1
0.95×9.5+0.95×0.50.5×7×2
0.78×0.06-0.2×0.04920-0.65-7.35
一、口算。
0.8×2=3×0.6=0.001×10=5.54÷10=
0.986×10=8×0.06=0.08×200=0.15×0.6=
二、列竖式计算。
1.6×0.90.71×1.80.15×3.10.34×3.74
0.52×0.020.7×9.30.77×2.40.55×49.8
三、计算。
9.8×26+0.060.28+0.26×0.20.97+0.67+8.03
6.6×31+6.6×6925×0.43×8
0.77×0.09-0.13×0.04500-1.6-78.4
一、口算。
0.7×3=6×0.2=0.007×1000=0.567÷10=
0.921×10=1×0.6=0.005×0.02=1.4×0.09=
二、列竖式计算。
7.6×0.61.7×0.360.63×0.939×78.1
0.58×0.90.1×0.460.63×7.28.9×2.08
三、计算。
0.74×0.83+0.080.65+17×74.6+0.3+95.4
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