小数的除法二

1、1、用竖式计算0.3961.2=0.7560.36=15.613=0.1815=0.02514=0636=0.040.123.842.6（保留一位小数）5.76237.1522=90.753.3=3.680.25=16.90.13=1.553.9=3.70.016=13.760.8=5.20.68.41.3 =6.42.5=4.484.4=5.2515=35.44.2=0.0420.54=0.760.32 =0.250.046=2.523.4=1.0825=0.120.50.16（保留两位小数）3.259.04=（用除法验算）4.80.250.1251.410.7512.5=（用乘法验算）2.

2、50.7=（保留三位小数）10.13.3=（商用循环小数表示）0.430.28=6.450.73=4.60.6=8.90.05=3.080.43=1.526.7=5.2229=18.723.6=13.953.1=2、脱式计算（能简算的要简算）2.57.14 =16.129916.12=5.20.90.9=7.2899+7.28=4.3500.2=642.640.5=2615.715.724=(2.275 0.625)0.28=3.94+34.30.2=1.2(9.62.4)4.8=8.91.14.7=2.75.43.9=3.69.85-5.6=8.053.4+7.6=6.584.50.9=2.

3、80.5+1.58=4.85 + 0.35 1.4=8.7 17.4 - 8.7 7.4=(1.250.125)8=324.90.9=4.84.80.5=4.8100.1= 56.59956.5= 7.0910.80.87.09=12.50.42.58= 0.873.16+4.64= 9.5101=0.68 （5.2 -3.5） 1.25=213.0.8257=40.5 0.81 0.18=4.8 （15 2.4）=6.81+6.8199=0.2518540=4.40.83.40.8=(9.37+937+937+937) 25=42.1.1.1.75=85.441642.847101.7967

4、.515230.4621.24360.7362343.51235.21739.6246.210.032101.451.30.2791.23.80.7560.180.660.311.971.569.62.938.40.8150.06（循环小数的用简便方法，除不尽保留2位小数）：8.20.120.80.976.45.44.731.251.2324214.362.78.336.21.70.032.410.7try2014-9-2221:39:00除法：85.441642.847101.7967.515230.4621.24360.7362343.51235.21739.6246.210.032101

5、.451.30.2791.23.80.7560.180.660.311.971.569.62.938.40.8150.06（循环小数的用简便方法，除不尽保留2位小数）：8.20.120.80.976.45.44.731.251.2324214.362.78.336.21.70.032.410.7用竖式计算0.3961.2=0.7560.36=15.613=0.1815=0.02514=3.0636=0.040.123.842.65.763（保留一位小数）7.152290.753.33.680.2516.90.131.553.93.70.01613.760.8=5.20.68.41.36.40.

6、54.480.45.25535.44.20.0420.540.760.320.250.0462.523.41.08250.120.50.164.80.250.1251.4（保留两位小数）2.50.7=（保留三位小数）10.13.3=（商用循环小数）10.7512.5=（用乘法验算）3.259.04=（用除法验算）3、脱式计算（能简算的要简算）2.57.1416.129916.125.20.90.97.2899+7.284.3500.2642.640.52615.715.724(2.2750.625)0.283.94+34.30.21.2(9.62.4)4.88.91.14.72.75.43.9

7、3.69.85-5.468.053.4+7.66.584.50.92.80.5+1.58324.90.94.84.80.5(1.250.125)84.8100.156.59956.57.0910.80.87.094.85+0.351.48.717.4-8.77.412.50.42.580.873.16+4.649.51010.68（5.2-3.5）1.2540.50.810.184.8（152.4）6.81+6.81990.25185404.40.83.40.8(9.37+937+937+937)252.376.3+2.373.72.51.250.323.810.12.5(3.80.04)7.

8、691013.810.10.2539+0.250.12572460.33+540.33(85.27)1.256.81+6.81990.25185406.80.750.53.750.1252.751.53+23.47.29.59913.50.9812.58.8try2014-9-2221:39:19竖式计算：1824=43.6826=25.30.88=0.15753.15=0.6121.8=16.7870.28（保留一位小数）1、算下面各题2.360.222.84.583.574.282.836452.463.60.24382.5456.45.482、简便计算3.62.5+7.53.62.51.

9、20.125324.30.96.51023.2599+3.251824=43.6826=25.30.88=0.15753.15=0.6121.8=16.7870.2821:41:03try2014-9-2221:41:030.580.34=2.8981.26=0.160.5=100.81.8=4.60.9=6.2517=71.24=21:52:31try2014-9-2221:52:31小数除以小数计算练习题，列坚式计算题，有答案40.324.2=9.6180.45=400.1610.07=2.37820.85=92047.586.1=7.8655.20.78=8402.1750.29=7.5

10、871.20.99=8809.247.7=1.2303.60.33=9208.8320.96=9.2257.40.26=99024.853.5=7.1107.20.67=1600.060.12=0.56.40.02=32040.88=5.13960.9=4407.0470.87=8.1118.90.41=290547.2=7.5113.40.42=2704.0420.47=8.662.10.27=2306.31.8=3.5691.60.91=7600.0170.01=1.7269.70.29=9307.524.7=1.664.50.43=1500.6480.09=7.2141.60.24=59

11、077.358.5=9.1483.80.82=5904.4280.82=5.458.50.45=13023.567.6=3.1219.60.36=6100.510.3=1.7507.60.94=54032.93.5=9.4125.40.57=2200.2240.16=1.4488.40.66=74058.26=9.7394.80.84=4702.8860.74=3.9236.50.55=43010.085.6=1.8554.40.72=7702.8140.42=6.73080.88=35018.482.1=8.83.60.02=1807.9680.96=8.35.60.01=5609.454.

12、5=2.15530.79=7004.40.8=5.51440.48=30045.997.3=6.33400.5=6801.8630.81=2.3656.10.81=810try2014-9-2221:53:30小数除法竖式计算题25.26=34.51.5=5.60.04=1.812=1.81.2=7.839=4.080.8=0.540.6=6.30.14=7215=14.217=241.5=1.2618=43.529=18.90.27=1.3515=28.611=20.424=3.6452=1560.12=try2014-9-2221:53:513281.6=1.3527=7.650.85=1

13、2.60.28=try2014-9-2221:54:0362.42.6=54.40.16=1.441.8=11.72.6=19.412=59.80.23=19.765.2=10.845=211.4=8.841.7=62.10.03=1.8954=0.512.2=7.12.5=1.9980.54=1.2816=2.10.4=2.5632=50.1838.6=4.6875=try2014-9-2221:54:2062.42.6=54.40.16=1.441.8=11.72.6=19.412=59.80.23=19.765.2=10.845=211.4=8.841.7=62.10.03=1.8954

14、=0.512.2=7.12.5=1.9980.54=1.2816=2.10.4=2.5632=50.1838.6=4.6875=14.70.07=5.415=124.80.24=23.4585=0.5440.025=203.511=2415=3.6452=21:56:09try2014-9-2221:56:091小数计算题用竖式计算85.441642.847101.7967.51521.24360.7362343.51235.2176.210.032101.451.30.2791.23.8try2014-9-2221:56:130.660.311.971.569.62.9150.06try20

15、14-9-2221:56:28（循环小数的用简便方法，除不尽保留2位小数）：8.20.120.80.94.731.251.232428.336.21.70.032.410.72.50.7=（保留三位小数）10.13.3=（商用循环小数）try2014-9-2221:56:4424.670.952.449.4350.0025.66.5（循环小数的用简便方法，除不尽保留2位小数）：8.20.120.80.94.731.251.232428.336.21.70.032.410.72.50.7=（保留三位小数）10.13.3=（商用循环小数）10.7512.5=（用乘法验算）3.259.04=（用除法

16、验算）try2014-9-2221:56:58脱式计算（能简算的要简算）2.57.1416.129916.125.20.90.97.2899+7.284.3500.2642.640.54.8100.156.59956.57.0910.80.87.094.85+0.351.48.717.4-8.77.412.50.42.58try2014-9-2221:57:223脱式计算（能简算的要简算）2.57.1416.129916.125.20.90.97.2899+7.284.3500.2642.640.54.8100.156.59956.57.0910.80.87.094.85+0.351.48.7

17、17.4-8.77.412.50.42.586.81+6.81990.25185404.40.83.40.8(9.37+937+937+937)252.376.3+2.373.742.51.250.322.5(3.80.04)0.125726.80.750.53.750.1252.751.53+23.47.2try2014-9-2221:57:4842.51.250.322.5(3.80.04)0.125726.80.750.53.750.1252.751.53+23.47.29.59913.50.9812.58.822:02:16try2014-9-2222:02:1640.324.2=9.

18、6180.45=400.1610.07=2.37820.85=92047.586.1=7.8655.20.78=8402.1750.29=7.5871.20.99=8809.247.7=1.2303.60.33=9208.8320.96=9.2257.40.26=99024.853.5=7.1107.20.67=1600.060.12=0.56.40.02=32040.88=5.13960.9=4407.0470.87=8.1118.90.41=290547.2=7.5113.40.42=2704.0420.47=8.662.10.27=2306.31.8=3.5691.60.91=7600.

19、0170.01=1.7269.70.29=9307.524.7=1.664.50.43=1500.6480.09=7.2141.60.24=59077.358.5=9.1483.80.82=5904.4280.82=5.458.50.45=13023.567.6=3.1219.60.36=6100.510.3=1.7507.60.94=54032.93.5=9.4125.40.57=2200.2240.16=1.4488.40.66=74058.26=9.7394.80.84=4702.8860.74=3.9236.50.55=43010.085.6=1.8554.40.72=7702.814

20、0.42=6.73080.88=35018.482.1=8.83.60.02=1807.9680.96=8.35.60.01=5609.454.5=2.15530.79=7004.40.8=5.51440.48=30045.997.3=6.33400.5=6801.8630.81=2.3656.10.81=81022:04:26try2014-9-2222:04:2664.619.1=7.125.20.12=2100.003060.03=0.1020.0630350.07=0.90057955.30.79=#110=0.1129.60.27=4800.187960.37=0.5080.2700

21、90.9=0.300147940.68=705019.113.9=4.9499.80.98=5100.517720.86=0.6020.023230.23=0.101555.90.51=10906010=669.70.41=1700.745860.93=0.8020.000640.8=0.000820910.41=510018.068.6=2.1496.80.54=9200.338520.84=0.4030.0120080.04=0.30024225.20.42=#11.596.1=1.9161.50.95=1700.07560.36=0.210.108360.36=0.3012340.80.

22、77=304015.21.6=9.5685.30.77=8900.018540.18=0.1030.116290.58=0.2005656.50.65=10106.725.6=1.2326.60.46=7100.0031=0.0030.000050.1=0.00051974.70.49=403085=1.61700.25=6800.029120.14=0.2080.1700340.34=0.50011390.60.34=409061.67=8.87600.95=8000.079170.13=0.6090.3850770.77=0.50011842.30.89=207080.199.9=8.14

23、160.64=6500.01860.06=0.310.015030.03=0.501808.50.77=10502.680.4=6.74930.58=8500.100450.49=0.2050.3840640.64=0.60018072.30.89=907035.886.9=5.2540.6=900.333740.82=0.4070.0030030.03=0.1001640.50.61=10509.791.1=8.93410.62=5500.517650.85=0.6090.0450150.15=0.30012441.10.79=309033.66=5.600.06=00.71280.88=0.810.0924140.46=0