北师大版四年级数学下册小数乘法专项练习题120(DOC 24页).doc

1、日期： 北师大版四年级数学下册小数乘法专项练习题0.790.090.20.021300.369.64一、口算。0.8440.70.011025.710004.34100090.70.0030.060.060.08二、列竖式计算。7.40.40.59.24.70.450.73.160.820.77.30.688.160.159.5三、计算。916.40.096.56.460.191.97.819.1619.1391254247.20.81.70.37800.999.01一、口算。0.3390.30.00910071.910000.5271000.030.050.030.040.40.06二、列竖

2、式计算。6.40.053.78.50.762.14.124.40.640.096.227.70.795.15.64三、计算。0.66270.90.199.10.259.9651.2591.2410.050.690.045.80.53.80.2300228一、口算。0.6540.80.51002.67104.110000.10.050.096000.160.04二、列竖式计算。0.810.080.550.656.55.20.627.570.160.031.57.20.688.43.633.4三、计算。280.341.10.569.380.970.974.030.66300.66702.50.48

3、0.080.580.060.250.057809.120.9一、口算。0.1260.30.03100.6910000.174100300.30.07700.080.07二、列竖式计算。1.50.39.90.310.360.878.318.44.70.057.50.770.764.7661.1三、计算。455.30.050.416.480.945.81.060.99.80.90.212.53.3450.530.59500.390.61一、口算。0.2350.20.0041000.32100.671000.030.080.35000.2800二、列竖式计算。0.670.70.835.90.924.

4、80.1972.68.50.84.78.54.24.84.16.8三、计算。0.9270.050.818.90.83.60.916.46.52.86.57.212.55.60.029.70.64.20.345000.837.17一、口算。0.3420.20.004100.3561002.2100010.70.00780.47二、列竖式计算。0.190.80.728.510.810.6296.60.280.098.80.44.13.27.15.64三、计算。0.53.60.090.71560.50.376.34.630.798.20.791.825980.80.680.080.430.04230

5、7.322.7一、口算。0.2770.80.2107.32100.3091000800.060.010.030.180.08二、列竖式计算。0.360.51.20.936.70.328.43.34.60.90.560.428.76.31.989.4三、计算。654813.50.580.40.5566.458.98.78.91.31.250.210.086.30.91.50.53700892一、口算。0.4430.80.0310000.4210000.058100.40.60.007500.170二、列竖式计算。0.130.80.971.20.134.253.972.70.060.580.740

6、.613.60.913.49三、计算。0.323.11.13.80.510.20.477.87.538.89.38.80.75420.080.930.070.230.022101.798.3一、口算。0.4770.20.1106.58100.3021000.20.70.0018000.18500二、列竖式计算。0.170.095.30.269.37.84.523.71.70.99.10.220.740.911.288.8三、计算。8.2180.10.66.130.950.843.050.90.310.90.690.250.580.020.670.090.20.02190317一、口算。0.96

7、90.60.00110000.5091017.91000300.090.46001.70.6二、列竖式计算。0.350.080.450.110.948.43.94.950.840.50.290.890.660.655.282.7三、计算。9.960.051.47.475.16.154.99.5739.5270.56.20.089.20.72.70.533001.898.2一、口算。0.6380.90.0071000.546100.99210030.050.090.020.2200二、列竖式计算。0.110.044.74.50.140.711.19.663.80.43.30.755.22.92.

8、342.3三、计算。0.520.740.070.920.1741.32.168.70.35550.35455270.089.60.74.50.41505.514.5一、口算。0.4850.50.3100.52610048.71080.20.0028000.08900二、列竖式计算。3.70.090.490.179.30.680.994.821.60.067.80.148.40.535.47.15三、计算。0.638.40.059.69.770.181.85.820.679.40.670.6257.50.048.10.92.50.372000.455.55一、口算。0.7240.40.00810

9、6.3910000.7310000.040.070.096000.1330二、列竖式计算。0.320.030.580.460.6630.576.740.310.074.97.60.177.90.6819.4三、计算。82310.070.99170.70.770.766.232.32.32.37.70.55980.610.080.140.0386000.324.68一、口算。0.8680.90.71000.4541000.971000.30.50.40.020.160.04二、列竖式计算。0.310.020.479.513.93.623.70.230.60.630.790.710.180.345

10、1三、计算。44150.090.250.6854.20.7235.83.60.253.60.751250.3520.960.080.380.032602.647.4一、口算。0.3980.30.51000.21110000.7621030.040.26001.2700二、列竖式计算。0.160.50.570.81.96.59.37.768.40.030.799.95.40.1842.42三、计算。762.10.121.10.5850.876.63.133.90.363.90.645450.040.540.050.220.0382009.550.5一、口算。0.3680.40.007102.23

11、10000.63210000.010.070.60.040.093二、列竖式计算。0.850.020.2530.560.260.478.461.40.099.40.680.990.140.21.76三、计算。8.2320.127.5830.22.90.5417.137.132.912.54220.540.070.130.057200.529.48一、口算。0.7950.20.08100018.8107.4610400.60.050.520.9二、列竖式计算。0.110.20.929.60.692.25.14.170.650.20.970.370.730.279.84.17三、计算。0.6244

12、1.20.360.5180.880.98.125.80.435.80.570.0590.49.70.52.30.33406.863.2一、口算。0.5690.40.5100.40810001.311000400.40.751.60.04二、列竖式计算。8.90.53.30.410.17.10.4974.90.260.020.16.59.86.20.6561.5三、计算。605.20.70.995.370.290.197.710.563.50.566.50.250.8280.80.050.160.0587006.23.8一、口算。0.3490.70.00410471040.410000.050.50.040.0820.03二、列竖式计算。0.380.972.52.70.632.183.27.90.60.225.41.72.10.2750.3三、计算。700.160.060.98080.750.665.256.9446.95650.430.46.10.92.20.48501.78.3一、口算。0.5960.50.810062.91002.3510000.090.50.00630.9600二、列竖式计算。8.30.63.43.15.565.96.170.340.30.669.80.380.640.976.02