五年级上册数学小数简便运算练习题.pdf

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1、-1-五年级上册数学计算题专项练习简算0.2544.78 0.65201 4.80.25 2.330.5 4 1.5 105 1.22.5+0.8 2.5 0.0340.6 1020.45 0.5 1.252811 3.22.5 1042.5 1.25（4-0.8）100.199+100.1 630.1 48510.2-48.5 2.6999 2.5 3212.5 1.58-99 273-27-73 284-68-84 487-187-139-61 1034+78+320+102 308+176+92 1253225 2512 12572 3200425 1732-1722 9817+217

2、（200+4）25 210014 10312 2501250 25184 17.8(1.78 4)0.491.4 1.252.53266.868.661.34 0.2516.24(1.25 0.125)83.61023.723.56.283.536.83.9 6.1 15.613.115.6 5.62.14.87.8780.52324.9 0.9 4.8100.156.59.9 56.5 7.0910.80.87.0925.48(9.4 0.52)4.23.53201.25818.769.918.76 3.522.50.43.9 4.1 6.1 5.9 17.8(1.78 4)9.60.80.

3、44.2994.2 15.20.2540.89100.1146.5(2346.5)3.834.563.835.444.3612.589.7999.7 27.53.77.53.78.542.50.40.65101(45.9 32.7)80.1253.140.6831.40.0325.61.250.82.50.47.20.22.41.48.91.017.74（2.8 1.3）1.5 2.263.92.73.97.31.252.53212.79.91.27-2-21（9.3 3.7）5.6 15.02-6.8-1.02 5.411-5.4 2.316+2.323+2.39.43-（6.28-1.57

4、）3.654.736.50.374657238613.70.253.742.229.9+6.66 6.71010.87-0.918710.716.1-15.110.70.791993.2 0.36 4.8 1.64 1.23 3.4 0.236.6 0.253612.7（3.7 0.84）36.54 1.76 4.54 0.250.7347.60.80.27.60.851990.258.541.288.60.728.612.50.960.810.49.60.350.8（4.31.25）3.12 3.129928.610128.6 0.8615.70.8614.72.41022.311.20.5