北师大版四年级数学下册第三单元小数乘法专项练习题117(DOC 61页).doc
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1、北师大版四年级数学下册第三单元小数乘法专项练习题一、口算。0.3550.20.11001.951062.71000.60.50.24000.4500.3630.20.0410057.6100.35710400.070.141.80.04二、列竖式计算。5.70.86.20.150.488.17.848.95.90.40.216.13.67.53.364.84.30.056.30.159.16.20.163.74.50.070.310.25.59.87.720.22一、口算。0.6680.50.031000.62100761000.40.090.4600.19500.2930.70.007100
2、03.5100078.6100.090.060.007201.170二、列竖式计算。5.70.90.648.15.90.148.44.520.360.085.991.17.90.493.445.60.60.212.46.53.61.7187.80.0263.66.90.9872.98.1一、口算。0.3630.70.6100.12110000.5371000.050.030.7500.06700.4650.90.006100.5361000.2061000.60.020.04500.8500二、列竖式计算。4.30.60.514.85.42.40.8344.61.10.60.460.430.1
3、29.58.420.89.10.090.952.20.80.777.432.90.077.50.625.81.560.61.1一、口算。0.5240.60.08100.2121000.68710100.40.0023000.020.90.9850.60.2100045.11072.7100010.020.10.21.90.6二、列竖式计算。3.40.021.30.440.367.528.142.40.49.80.945.30.672.16.482700.70.293.13.40.393.77.020.940.075.75.50.57.42.451.5一、口算。0.1990.50.031036.
4、310005.251000.40.090.046010.020.6670.40.41000.23310041.410090.020.10.021.30.3二、列竖式计算。0.390.89.70.740.577.10.32.950.740.021.83.70.180.390.483.680.720.84.20.318.35.63.11.344.30.048.859.93.41.549.6一、口算。0.3480.70.0021000.9081000.8731000100.70.060.050.79000.7970.30.007100031.9100.01410800.030.0090.41.42二
5、、列竖式计算。0.530.73.90.935.70.261.37.978.20.39.60.910.540.450.336.519600.40.23.96.60.870.928.360.640.58.47.16.46.34.866.8一、口算。0.7230.60.7100.41610003.98100.010.20.0052000.0930.8980.90.61000.5981002210200.50.90.040.5700二、列竖式计算。6.30.20.360.178.85.90.5230.30.110.45.71.50.581.90.696.0291000.060.639.40.730.3
6、74.693.87.60.033.56.60.990.272.121一、口算。0.7820.20.00310000.48106.87100080.090.00480.040.30.7740.50.810002.97100.16610000.090.080.070.50.50.04二、列竖式计算。0.150.50.130.70.90.384.256.80.480.062.60.450.950.460.392.35100.60.569.72.80.25.114.90.260.080.797.49.76.7356.4一、口算。0.9560.90.004100051100.8910600.20.180
7、00.070.20.4630.30.041005.3110004.141000.050.050.2900.140.6二、列竖式计算。5.20.76.90.690.559.10.3119.50.950.090.750.219.70.31.98.65530.090.150.957.52.60.783.290.430.030.833.10.30.793.490.42一、口算。0.8980.20.0061000.4941075.410100.090.54000.20.070.2460.30.09100.695100092.4100030.020.01301.490二、列竖式计算。0.840.090.6
8、56.72.36.20.4781.42.30.060.370.369.33.18.33.3284000.20.117.120.214.487.91.40.70.523.10.73.79.333.6一、口算。0.2340.30.310047.11000.0611000.60.090.054000.1600.4280.20.3100.007103.6310060.20.0020.60.340二、列竖式计算。0.190.60.430.630.510.382.12.722.80.094.13.50.486.90.3525.1760.26.30.413.49.70.473.174.80.80.130.2
9、80.720.8329.20.56一、口算。0.4290.60.210001.04100087.810000.030.050.640.60.70.9760.70.610068.71026.510060.030.931.760二、列竖式计算。2.90.060.150.180.419.43.758.80.880.0971.48.31.10.1874.51200.031.10.680.985.50.8468.10.780.90.810.220.1422.280.37一、口算。0.2670.60.005100028.7100.4171030.020.070.031.13000.5980.30.0021
10、04910000.21000.90.020.0072000.1300二、列竖式计算。2.60.20.968.10.5320.522.725.60.020.461.58.20.690.8592140.730.512.28.80.85510.880.27.10.776.48.91.810.15一、口算。0.8780.80.071024.11000751000.090.20.0050.20.159000.1970.40.0810000.9110000.987100030.40.074000.0350二、列竖式计算。6.10.97.20.517.80.470.332.970.710.20.120.79
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