五年级小数、分数简便运算练习题92274

细心整理五年级小数、分数简便运算练习题73.81.6413.85.36 66.868.661.34 0.2516.243.723.56.283.5 36.83.96.1 2 5.48(9.40.52)4.87.8780.52 3.6102 6.40.253.64324.90.9 4.84.80.5 (1.250.125)84.8100.1 56.59.956.5 7.0910.80.87.094.025.40.98 5.171.83.2 13.75(3.756.48)3.687.562.68 7.852.340.854.66 35.61.815.67.23.822.90.189.1 9.64.83.6 7.140.532.475.272.860.661.63 13.354.682.65 47.87.45+8.8 0.398+0.36+3.64 15.75+3.590.59+14.25 42.5(6.071.13)4.23.5 3201.258 18.769.918.763.522.50.4 4.780.23.44 3.94.16.15.90.491.4 1.252.532 3.60.623.6510.1 3.63.60.8 15.20.2545.63.5 9.60.80.4 4.2994.2 0.89100.1 146.5(2346.5) 17.8(1.784)5.8324.27 (45.932.7)80.125 9.7999.74.3612.58 15.613.115.615.62.1 0.6510127.53.77.53.7 8.542.50.4 3.834.563.835.446407535 569063568975-345 6897534520.5-1.074-8.355.5 0.4250,380,0120.5-1.074-8.355.5 52.80.750.25244886423 72796603025586-458127 58-4580253.684.66.32 368466321. 3/7 49/9 - 4/3 2. 8/9 15/36 + 1/27 3. 12 5/6 2/9 3 4. 8 5/4 + 1/4 5. 6 3/8 3/8 6 6. 4/7 5/9 + 3/7 5/9 7. 5/2 - 3/2 + 4/5 8. 7/8 + 1/8 + 1/9 9. 9 5/6 + 5/6 10. 3/4 8/9 - 1/3 11. 7 5/49 + 3/14 12. 6 1/2 + 2/3 13. 8 4/5 + 8 11/5 14. 31 5/6 5/6 15. 9/7 - 2/7 10/21 16. 5/9 18 14 2/7 17. 4/5 25/16 + 2/3 3/4 18. 14 8/7 5/6 12/15 19. 17/32 3/4 9/24 20. 3 2/9 + 1/3 21. 5/7 3/25 + 3/7 22. 3/14 2/3 + 1/6 23. 1/5 2/3 + 5/6 24. 9/22 + 1/11 1/2 25. 5/3 11/5 + 4/3 26. 45 2/3 + 1/3 15 27. 7/19 + 12/19 5/6 28. 1/4 + 3/4 2/3 29. 8/7 21/16 + 1/2 30. 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 + 4/7 6. 8/9 + 15/36 + 3/27 7. 5/2 - 3/2 + 4/5 8. 7/8 + 1/8 + 1/9 9. 9/7 - 2/7 - 10/21 10. 1/5 + 3/7 + 8/10 分数脱式：1. 1/3 + 3/4 + 1/5 2. 3/8 + 8/3 - 1/2 3. 5/6 + 1/12 + 3/44. 30/46 - 1/2 + 7/23 5. 8/11 + 2/6 + 7/33 6. 19/8 - 1/2 - 3/47. 7/25 + 3/10 - 2/5 8. 18/121 - 1/2 + 9/11 9. 6/17 - 1/51 - 1/34 10.8/15 + 7/3 - 8/5