五年级小数乘除法练习题70道-五年级乘法习题.pdf

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1、5.65.62.92.93.773.771.81.80.020.0296965.225.220.30.39.999.990.020.024.674.670.90.9552.442.441.6661.6666.16.19.4329.4320.0020.0025.65.66.56.54.884.882.92.95.615.614.34.38.98.92.42.45.55.555559.779.770.020.021.3841.3845.15.18.788.7883832.62.661610.0590.0590.20.24.2684.2681.71.757575.75.79.469.462.852.

2、8517.817.86.46.41.51.54.94.92.52.50.80.85.5555.5555.25.22.222.223.333.337.6587.658858536.0236.020.30.356.7856.788 8除法：除法：85.4485.44161642.8442.847 7101.7101.79 967.567.51515230.4230.46 621.2421.2436360.7360.736232343.543.5121235.2135.217 739.639.624246.216.210.030.032102101.41.451.351.30.270.2791.29

3、1.23.83.80.7560.7560.180.180.660.660.30.311.9711.971.51.569.669.62.92.938.438.40.80.815150.060.06（循环小数循环小数的用简便方法，除不尽保留的用简便方法，除不尽保留 2 2 位小数）：位小数）：8.28.20.120.120.80.80.90.976.476.45.45.44.74.73 31.251.251.21.23232424214.3614.362.72.78.338.336.26.21.71.70.030.032.412.410.70.7用用竖式计算竖式计算0.3960.3961.2=1.

4、2=0.7560.7560.36=0.36=15.615.613=13=0.180.1815=15=0.0250.02514=14=3.063.0636=36=0.040.040.120.123.842.63.842.65.7635.763（保留一位小数）（保留一位小数）7.157.15222290.7590.753.33.33.683.680.250.2516.916.90.130.131.551.553.93.93.73.70.0160.01613.7613.760.8=0.8=5.25.20.60.68.48.41.31.36.46.40.50.54.484.480.40.45.255.

5、255 535.435.44.24.20.0420.0420.540.540.760.760.320.320.250.250.0460.0462.522.523.43.41.081.0825250.120.120.50.50.160.164.84.80.250.250.1251.40.1251.4（保留两位小数）（保留两位小数）2.52.50.7=0.7=（保留三位小数）（保留三位小数）10.110.13.3=3.3=（商用（商用循环小数循环小数）10.7510.7512.5=12.5=（用乘法验算）（用乘法验算）3.253.259.04=9.04=（用除法验算）（用除法验算）3 3、脱式计算

6、脱式计算（能简算的要简算）（能简算的要简算）2.52.57.17.14 416.1216.12999916.1216.125.25.20.90.90.90.97.287.2899+7.2899+7.284.34.350500.20.264642.642.640.50.5262615.715.715.715.72424(2.275(2.275 0.625)0.625)0.280.283.94+34.33.94+34.30.20.21.21.2(9.6(9.62.4)2.4)4.84.88.98.91.11.14.74.72.72.75.45.43.93.93.63.69.85-5.469.85-

7、5.468.058.053.4+7.63.4+7.66.586.584.54.50.90.92.82.80.5+1.580.5+1.5832324.94.90.90.94.84.84.84.80.50.5(1.25(1.250.125)0.125)8 84.84.8100.1100.156.556.5999956.556.57.097.0910.810.80.80.87.097.094.85+0.35 4.85+0.35 1.4 1.48.7 8.7 17.4-8.7 17.4-8.7 7.4 7.412.512.50.40.42.52.58 80.870.873.16+4.643.16+4.

8、649.59.51011010.68 0.68 （5.2-3.55.2-3.5）1.25 1.2540.5 40.5 0.81 0.81 0.18 0.184.8 4.8 （15 15 2.4 2.4）6.81+6.816.81+6.8199990.250.2518518540404.44.40.80.83.43.40.80.8(9.37+9(9.37+937+937+9 37+937+937)37)2 25 52.372.376.3+2.376.3+2.373.73.72.52.51.251.250.320.323.83.810.110.12.52.5(3.8(3.80.04)0.04)7.697.691011013.83.810.110.10.250.2539+0.2539+0.250.1250.125727246460.33+540.33+540.330.33(8(85.27)5.27)1.251.256.81+6.816.81+6.8199990.250.2518518540406.86.80.750.750.50.53.753.750.1250.125 2.752.751.53+23.41.53+23.47.27.29.59.5999913.513.50.980.9812.512.58.88.8