北师大版四年级数学下册小数乘法专项练习题102.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102.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102
三、计算。
0.91×0.14+0.70.35+3.4×0.80.23+0.17+9.77
0.36×3.9+0.36×6.10.5×4×0.04
6.5×0.6+3.9×0.57900-0.55-5.45
一、口算。
0.2×3=2×0.9=0.8×1000=4.71÷100=
51.5×10=0.02×0.2=0.7×0.4=1.8×6=
二、列竖式计算。
0.89×0.90.85×0.715.8×0.356.4×1.03
2.1×0.080.41×0.120.89×4.23.8×9.61
三、计算。
1.9×0.83+0.058.2+82×0.33.2+0.69+26.8
0.5×0.63+0.5×0.371.25×0.56×0.8
9.4×0.8-3×0.4680-1.6-48.4
一、口算。
0.9×2=2×0.8=0.07×10=0.691÷10=
0.826×10=90×0.07=0.05×7=1.4×9=
二、列竖式计算。
0.63×0.28.4×0.697.3×4.60.36×8.32
0.62×0.67.7×3.40.17×1.34.1×9.78
三、计算。
67×0.7+0.50.75+22×40.57+0.12+7.43
0.9×2.8+0.9×7.20.5×0.16×8
0.77×0.08+0.11×0.02200-0.64-7.36
一、口算。
0.5×5=7×0.6=0.1×10=61.8÷1000=
80×1000=20×0.08=0.004×0.03=0.19×0.02=
二、列竖式计算。
0.96×0.47.3×5.71.8×0.351.1×9.72
0.97×0.51.8×0.260.22×1.60.16×50.5
三、计算。
28×0.59+0.119.5+4.9×46.3+0.33+13.7
8.8×0.31+8.8×0.695×42×8
6.3×0.5-3.4×0.5290-9.4-50.6
一、口算。
0.5×5=9×0.7=0.006×10=0.06÷1000=
87.8×10=0.4×0.05=0.002×800=0.6×0.02=
二、列竖式计算。
2.8×0.050.16×0.378×0.350.63×25.2
9.1×0.83.1×2.93.7×0.790.99×95.2
三、计算。
0.31×0.7+0.124.9+2.7×0.53.4+3.9+36.6
0.25×0.66+0.25×0.342.5×5.2×0.02
0.71×0.08-0.41×0.038800-0.22-3.78
一、口算。
0.4×2=5×0.9=0.09×10=29.1÷100=
6.99×1000=10×0.08=0.1×90=0.3×0.5=
二、列竖式计算。
1.8×0.062.6×0.20.93×0.630.58×10.7
0.66×0.051.9×0.956.7×7.40.18×6.75
三、计算。
42×0.67+0.60.65+3.4×84.9+0.58+15.1
9.1×0.68+9.1×0.320.5×1.5×0.04
6.9×0.5+3×0.45400-6-14
一、口算。
0.1×3=5×0.5=0.004×1000=3.22÷10=
84.9×10=90×0.5=0.07×0.2=1×6=
二、列竖式计算。
0.74×0.20.81×6.68.4×0.410.63×67.4
0.48×0.020.32×0.120.18×0.47.7×84.4
三、计算。
2×0.42+19.7+1.4×49.9+8.7+90.1
0.47×55+0.47×4512.5×0.18×2
8.1×0.6-1.6×0.4320-0.26-7.74
一、口算。
0.1×9=2×0.6=0.08×100=6.75÷100=
7.7×1000=0.3×0.08=0.004×0.2=0.06×7=
二、列竖式计算。
6.8×0.020.17×0.338.3×7.73×7.47
0.53×0.80.24×6.60.86×0.629.3×3.61
三、计算。
3.6×0.13+0.110.98+73×0.30.63+2.5+3.37
8.6×41+8.6×595×0.86×0.8
0.76×0.08+0.14×0.02910-0.38-0.62
一、口算。
0.1×6=7×0.2=0.1×10=4.2÷1000=
3.84×1000=8×0.07=0.009×0.05=0.08×20=
二、列竖式计算。
7.8×0.30.74×4.60.7×0.690.25×4.27
0.85×0.080.17×0.849.7×0.480.78×93.9
三、计算。
5.7×3+0.052.9+6.9×0.90.31+2.6+4.69
3.4×0.72+3.4×0.281.25×7.1×4
0.89×0.07+0.48×0.03410-1.8-48.2
一、口算。
0.9×6=9×0.2=0.02×1000=0.425÷1000=
39.2×100=0.5×0.08=0.7×8=0.9×4=
二、列竖式计算。
0.84×0.51×0.880.2×0.750.63×5.32
0.77×0.90.84×0.290.18×0.110.41×78.5
三、计算。
0.07×9.8+0.10.64+31×0.39.7+0.51+70.3
8.5×67+8.5×335×67×8
0.92×0.09+0.35×0.04840-0.88-3.12
一、口算。
0.9×5=8×0.8=0.05×10=0.579÷1000=
0.294×100=20×0.07=0.005×7=1.3×80=
二、列竖式计算。
5.8×0.040.25×4.40.21×0.825.9×1.47
0.98×0.67.1×0.619.8×8.79.7×60.6
三、计算。
1.7×0.3+1.14.2+3.5×0.97.2+0.87+52.8
0.63×4.1+0.63×5.91.25×5.4×2
7.1×0.7-4.2×0.3970-6.7-33.3
一、口算。
0.4×7=7×0.8=0.009×10=31.1÷1000=
62.6×100=0.6×0.08=0.002×30=0.13×0.05=
二、列竖式计算。
0.74×0.024.1×0.170.31×8.25.5×8.29
9.4×0.056.6×0.827.5×2.23.9×3.21
三、计算。
41×3+0.074.7+9.6×27.1+0.6+22.9
0.89×1.1+0.89×8.90.05×81×0.08
6.1×0.5-1×0.58300-0.9-2.1
一、口算。
0.8×4=3×0.6=0.04×1000=3.49÷1000=
80.5×100=80×0.3=0.02×0.8=1.3×9=
二、列竖式计算。
4.3×0.53.1×0.867.5×0.752.5×82.8
0.86×0.040.11×6.70.53×9.78×2.93
三、计算。
0.1×6+0.090.39+0.44×0.71.4+0.32+48.6
0.54×93+0.54×71.25×0.41×8
6×0.9-4.5×0.2830-9.2-10.8
一、口算。
0.1×2=7×0.2=0.008×1000=3.27÷10=
0.035×1000=0.8×0.2=0.02×0.7=0.03×60=
二、列竖式计算。
0.24×0.083.3×0.789.9×0.250.36×86
0.22×0.70.58×5.88×6.40.17×5.56
三、计算。
14×8.9+0.095.4+56×40.92+7.8+0.08
0.53×29+0.53×710.05×9.7×0.02
8.6×0.7-4.9×0.2250-0.94-0.06
一、口算。
0.1×9=8×0.6=0.05×1000=0.628÷100=
4.9×10=0.7×0.6=0.007×60=0.1×0.03=
二、列竖式计算。
0.42×0.080.55×3.73.1×0.132.5×3.56
8.2×0.054.3×3.40.76×27×7.42
三、计算。
72×0.02+1.11.4+85×90.5+0.25+3.5
0.76×0.55+0.76×0.45125×6.6×0.8
0.61×0.08-0.18×0.056900-8.7-41.3
一、口算。
0.8×5=2×0.7=0.003×1000=0.73÷10=
61.2×100=0.9×0.8=0.03×0.3=1.4×6=
二、列竖式计算。
0.78×0.35.4×7.20.9×5.48.9×6.63
0.87×0.52.5×4.10.82×0.162.1×2.27
三、计算。
6.5×4.1+0.70.62+21×75.7+9.1+14.3
3.4×36+3.4×641.25×53×0.2
8.9×0.7+4.8×0.36500-7-23
一、口算。
0.3×4=3×0.2=0.03×100=0.82÷10=
5.28×1000=0.06×0.8=0.2×40=0.6×0.08=
二、列竖式计算。
0.34×0.030.2×0.430.16×5.73.4×21.9
8.1×0.90.89×0.480.38×0.370.54×5.58
三、计算。
61×0.73+0.57.3+0.98×0.45.7+0.87+4.3
0.94×4.4+0.94×5.62.5×0.57×2
0.78×0.07+0.47×0.045400-0.76-6.24
一、口算。
0.3×3=6×0.5=0.004×10=0.921÷100=
0.767×10=0.2×0.05=0.004×400=0.02×0.08=
二、列竖式计算。
1.7×0.050.99×3.10.62×5.40.44×9.28
0.22×0.39.5×1.20.92×0.430.99×2.63
三、计算。
8.3×6.7+0.120.23+22×0.60.39+6.8+8.61
6.5×0.49+6.5×0.510.5×0.63×2
0.88×0.07-0.33×0.03230-0.55-4.45
一、口算。
0.9×5=6×0.5=0.01×10=2.2÷10=
31.1×100=0.5×0.5=0.009×700=1.9×8=
二、列竖式计算。
0.96×0.090.71×0.760.59×9.50.58×9.38
0.13×0.34.1×4.68.1×7.10.41×9.47
三、计算。
28×0.21+0.111.1+79×0.77.7+0.99+12.3
0.26×8.6+0.26×1.412.5×0.41×8
5.1×0.9+2×0.56400-3.9-66.1
一、口算。
0.8×8=4×0.3=0.004×1000=6.59÷100=
0.634×10=50×0.05=0.6×3=1.2×60=
二、列竖式计算。
6.8×0.049.2×4.50.13×0.115×51.3
9.1×0.22.2×0.455.5×0.930.19×45.2
三、计算。
0.18×0.53+0.122.8+9.8×0.30.59+0.33+1.41
0.23×85+0.23×1512.5×1.7×0.02
0.93×0.08+0.32×0.03780-4.9-95.1
一、口算。
0.4×3=5×0.9=0.1×10=0.703÷10=
76.7×10=0.4×0.04=0.007×5=0.16×0.03=
二、列竖式计算。
7.7×0.39.6×4.82.7×4.43.9×51.3
0.39×0.26.1×0.998.8×9.90.99×4.24
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