北师大版四年级数学下册小数乘法专项练习题157.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157
0.47×65+0.47×350.05×7.7×4
5.5×0.9+2.9×0.4460-1.1-28.9
一、口算。
0.3×3=8×0.3=0.006×1000=0.695÷1000=
0.992×1000=0.01×0.06=0.007×0.8=0.08×0.9=
二、列竖式计算。
8.9×0.073.6×0.750.25×6.90.49×4.55
0.97×0.060.65×0.720.58×1.59.9×20.9
三、计算。
0.38×1.8+0.60.38+6.9×0.80.99+0.33+3.01
6.2×6.1+6.2×3.90.05×0.58×0.08
5×0.6+1.1×0.24800-7.4-2.6
一、口算。
0.5×6=4×0.2=0.8×1000=7.06÷1000=
8.33×100=0.4×0.02=0.07×0.7=0.5×30=
二、列竖式计算。
4.6×0.060.72×0.47.9×28.4×25.6
0.94×0.60.17×70.7×8.50.36×1.19
三、计算。
23×0.44+0.080.95+0.49×30.17+0.67+2.83
0.73×0.86+0.73×0.141.25×0.79×0.8
7.3×0.8-4.1×0.3240-6.1-83.9
一、口算。
0.8×4=6×0.7=0.006×10=6.07÷10=
6.68×10=0.7×0.03=0.008×700=0.19×600=
二、列竖式计算。
6.3×0.59.3×7.90.18×0.530.98×7.54
8.2×0.082.6×0.590.89×0.420.12×7.33
三、计算。
0.5×94+1.18.6+0.85×57.8+0.95+12.2
0.69×0.64+0.69×0.365×26×0.4
0.9×0.08-0.21×0.03690-1.6-18.4
一、口算。
0.1×9=8×0.6=0.008×100=0.771÷100=
0.72×100=0.2×0.4=0.5×0.7=0.9×2=
二、列竖式计算。
0.65×0.90.21×7.10.68×8.80.63×2.57
5.4×0.30.58×0.460.15×0.691×14.4
三、计算。
9.5×86+0.126.2+6.2×0.39.3+9.3+10.7
1.5×8.1+1.5×1.90.25×0.85×0.02
0.56×0.07-0.43×0.02800-0.47-3.53
一、口算。
0.6×3=7×0.4=0.08×100=0.13÷100=
51.5×10=6×0.03=0.04×500=1.5×0.2=
二、列竖式计算。
9.2×0.24.8×0.80.14×1.70.2×3.95
0.46×0.095.5×8.46×0.340.13×2.13
三、计算。
2.1×7.7+1.12.5+0.81×80.34+0.74+1.66
0.58×8.5+0.58×1.525×0.66×0.4
7×0.7+1×0.22300-0.87-3.13
一、口算。
0.9×9=9×0.5=0.4×1000=6.32÷10=
63.8×1000=0.2×0.7=0.001×0.4=0.13×0.05=
二、列竖式计算。
5.7×0.062.5×1.79.6×0.615.4×8.39
9.3×0.99.1×0.680.62×5.80.62×5.59
三、计算。
0.56×78+0.60.3+1.4×50.66+0.58+7.34
1.2×69+1.2×310.25×0.75×0.4
0.72×0.06+0.43×0.02660-0.49-6.51
一、口算。
0.5×3=3×0.8=0.003×10=0.528÷100=
93.2×10=60×0.06=0.02×3=0.06×0.3=
二、列竖式计算。
1.3×0.058.1×0.144.1×0.582.3×6.27
2.7×0.63.6×7.49.5×0.310.18×7.81
三、计算。
4.5×0.67+0.61.6+87×80.12+3+1.88
0.64×45+0.64×55125×9.6×0.04
0.6×0.07-0.25×0.02970-0.79-3.21
一、口算。
0.8×4=4×0.9=0.04×10=0.62÷100=
68.6×1000=0.3×0.02=0.009×500=1.2×60=
二、列竖式计算。
4.2×0.80.4×0.694.5×7.78.4×8.23
5.3×0.40.88×2.19.2×0.380.8×78.2
三、计算。
0.9×0.9+0.79.2+9.8×0.99.1+5.5+60.9
1.8×0.44+1.8×0.56125×0.29×2
0.76×0.09-0.46×0.03380-7.2-92.8
一、口算。
0.6×2=2×0.4=0.03×100=3.07÷1000=
1.2×10=0.09×0.4=0.05×9=1.7×2=
二、列竖式计算。
0.63×0.040.82×5.70.8×0.822×45.1
1.7×0.70.1×5.30.13×8.55×69.4
三、计算。
52×47+0.60.25+38×87.2+5.7+22.8
0.39×5.3+0.39×4.75×0.03×0.4
0.51×0.07-0.18×0.056600-8.6-21.4
一、口算。
0.2×3=6×0.2=0.002×1000=0.068÷1000=
49.2×100=70×0.04=0.009×70=0.05×0.9=
二、列竖式计算。
3.8×0.061.6×33×0.346.6×5.17
0.51×0.40.86×0.777.5×1.40.67×6.39
三、计算。
0.72×66+0.050.2+88×0.20.13+9.7+4.87
4.3×0.88+4.3×0.1225×0.08×0.4
7.4×0.9-2.7×0.27100-0.38-8.62
一、口算。
0.4×8=9×0.7=0.8×10=65.6÷10=
0.51×10=0.4×0.8=0.09×5=0.12×0.5=
二、列竖式计算。
6.2×0.070.99×4.60.91×0.240.56×13
0.89×0.094.5×1.40.22×0.890.69×22
三、计算。
13×1.8+0.60.96+7.9×27.7+1.2+62.3
0.6×0.93+0.6×0.070.5×6.3×8
0.78×0.05-0.49×0.027200-0.93-9.07
一、口算。
0.5×2=6×0.9=0.06×100=0.486÷10=
0.975×1000=50×0.04=0.02×200=0.03×200=
二、列竖式计算。
9.3×0.60.61×5.91×1.40.12×16.4
4.7×0.24.8×1.97.9×2.53.7×62.6
三、计算。
30×81+0.90.35+9×0.82.2+0.99+27.8
7.9×58+7.9×420.05×6.5×4
7.7×0.7-2.9×0.5770-7.6-12.4
一、口算。
0.9×4=3×0.9=0.007×10=94.4÷100=
90.9×100=0.04×0.7=0.8×8=0.4×0.05=
二、列竖式计算。
5.8×0.087.2×4.14.3×1.90.95×3.21
0.54×0.070.22×3.20.65×0.240.74×6.87
三、计算。
0.45×86+10.99+9.8×53+0.52+27
7.1×49+7.1×5125×56×2
0.96×0.06-0.23×0.02210-0.38-5.62
一、口算。
0.6×6=8×0.3=0.9×100=0.498÷100=
0.238×10=2×0.4=0.007×20=1.2×0.5=
二、列竖式计算。
0.37×0.67×0.274.2×8.18.3×83.9
0.13×0.074.3×0.673.9×5.39.4×5.49
三、计算。
43×0.55+0.10.56+0.56×56+2.2+24
9.6×0.61+9.6×0.392.5×1.4×0.08
5×0.8-3.3×0.58100-0.86-6.14
一、口算。
0.1×2=8×0.7=0.03×100=3.52÷100=
39.3×100=8×0.07=0.9×600=0.9×0.04=
二、列竖式计算。
0.49×0.090.29×0.161.2×7.50.66×8.06
8.1×0.80.92×0.232.8×4.63.5×8.91
三、计算。
0.44×21+0.077+4.1×40.87+3.7+2.13
8×27+8×735×5.4×0.8
0.58×0.09-0.34×0.031300-1.6-28.4
一、口算。
0.4×4=9×0.2=0.008×1000=0.555÷100=
23.1×10=7×0.05=0.009×3=0.6×0.7=
二、列竖式计算。
0.76×0.031.1×0.820.96×0.456.4×56.5
0.55×0.40.41×1.50.63×3.35.9×3.17
三、计算。
6.3×1.5+0.70.37+0.7×0.55.9+2.1+94.1
0.79×48+0.79×522.5×45×0.8
7.5×0.9-4×0.45900-0.71-7.29
一、口算。
0.6×7=2×0.6=0.04×1000=2.16÷1000=
7.1×10=0.02×0.05=0.4×0.5=1×0.6=
二、列竖式计算。
9.7×0.70.8×0.366.1×0.290.17×93.8
0.99×0.080.72×7.66.2×5.30.19×84.3
三、计算。
0.57×7.5+0.054.2+0.69×27.8+0.5+72.2
0.86×41+0.86×590.5×0.9×4
5.8×0.6+3.6×0.2530-3.1-46.9
一、口算。
0.2×3=7×0.9=0.005×1000=96.2÷1000=
0.661×10=0.8×0.05=0.01×50=0.06×6=
二、列竖式计算。
0.93×0.60.5×0.720.71×4.23×92.9
0.72×0.020.49×0.650.71×6.48.8×1.44
三、计算。
71×0.83+0.10.12+3.3×0.36.7+6.4+23.3
3.5×23+3.5×7712.5×11×2
8.6×0.9-2.9×0.4180-7.7-72.3
一、口算。
0.8×5=6×0.9=0.07×10=0.247÷100=
6.7×100=0.6×0.8=0.3×500=0.2×90=
二、列竖式计算。
0.45×0.20.82×4.80.16×8.78.5×64.3
0.71×0.80.27×8.30.79×0.130.72×38.1
三、计算。
54×7.6+0.10.17+3.8×60.5+6.2+1.5
0.6×62+0.6×381.25×5.7×0.04
9.4×0.7+2.6×0.5180-0.73-4.27
一、口算。
0.6×3=7×0.8=0.09×1000=23÷10=
8.59×10=0.01×0.3=0.6×60=0.1×0.08=
二、列竖式计算。
0.29×0.090.51×0.384.9×0.770.19×3.34
5.3×0.60.61×0.454.5×0.860.32×23