五年级小数、分数简便运算练习题

1、5.272.860.661.63 13.354.682.6547.87.45+8.8五年级小数、分数简便运算练习题73.81.6413.85.3666.868.661.340.2516.243.72 3.5+6.28 3.536.83.96.1 25.48(9.40.52)4.8 7.8+78X0.523.61026.4X.25+3.6岂324.90.94.84.80.5(1.250.125)84.8100.156.59.956.57.0910.80.87.094.025.40.985.171.83.213.75(3.756.48)3.687.562.687.852.340.854.6635.

2、61.815.67.20.398+0.36+3.6415.75+3.590.59+14.2542.5(6.071.13)4.3612.5815.613.115.615.62.10.651013.822.90.189.19.64.83.67.140.532.470.398+0.36+3.6415.75+3.590.59+14.2542.5(6.071.13)4.3612.5815.613.115.615.62.10.651010.49-1.41.252.5323.60.623.6510.13.63.60.815.2-0.25-45.6-3.59.6-0.8-0.44.2994.20.89100.

3、1146.5(2346.5)17.8-(1.784)5.8324.27(45.932.7)-8-0.1259.7999.74.2 -3.5320-1.2518.76 9.9+18.763.52-2.5-0.44.78-0.23.443.94.16.127.5 3.77.5 3.78.54吃.5 -0.43.834.563.835.4413. 84/5 + 811/514. 315/6-5/615. 9/7 -(2/7-10/21)20.5-1.074-8.355.520.5-1.074-8.355.5586-4581-273.68-4.66.321. 3/749/9 - 4/32. 8/915

4、/36 +1/273. 12 5/6 -2/964075-3556906-3568975-34568975-3454. 85/4 + 1/45. 6-/8 -3/86. 4/75/9 + 3/75/97. 5/2 -(3/2 + 4/5)8. 7/8 +(1/8 + 1/9)9. 95/6 +5/610. 3/48/9 -1/311. 75/49 +3/1412. 6(1/2 + 2/3)0.4250,38-0,0152.8-0.750.2524487279660-302558-4580-368-4616. 5/9W -14 2/717. 4/525/16 + 2/33/418. 148/7-

5、5/612/1519. 17/32-3/4/9/2420. 3/2/9 + 1/321. 5/73/25 +3/722. 3/14/ /2/3 + 1/623. 1/52/3 +5/624. 9/22 + 1/111/2-25. 5/31/1/5 +4/326. 45/2/3 + 1/31/527. 7/19 + 12/195/628. 1/4 + 3/42/3-29. 8/72/1/16 +1/230. 101/1/5-1/5/21简便：1.5/2 -(3/2 + 4/5)2.7/8 +(1/8 + 1/9)3.5/6 +(1/2 + 2/3)4.9/7 -(2/7 - 10/21)5. 3/7 + 49/9 + 4/79. 9/7 -(2/7 - 10/21)10.8/15 + 7/3 - 8/56.8/9 + 15/36 + 3/277.5/2 -(3/2 + 4/5)8.7/8 +(1/8 + 1/9)10. 1/5 +3/7 + 8/10)分数脱式：1. 1/3 + 3/4 + 1/52. 3/8 + 8/3 - 1/23. 5/6 + 1/12 + 3/44. 30/46 - 1/2 + 7/23