五年级小数、分数简便运算练习题

1、五年级小数、分数简便运算练习题73.8 1.64 13.8 5.3666.86 8.66 1.340.25 ×16.2 ×43.72 ×3.5 6.28 ×3.536.8 3.9 6.1 25.48 (9.4 0.52)4.8 ×7.8 78×0.523.6 ×1026.4 ×0.25 3.6 ÷432 4.9 0.94.8 4.8 ×0.5(1.25 0.125) ×84.8 ×100.156.5 ×9.9 56.57.09 ×10.8 0.8 

2、5;7.094.02 5.4 0.985.17 1.8 3.213.75 (3.75 6.48)3.68 7.56 2.687.85 2.34 0.85 4.6635.6 1.8 15.6 7.23.82 2.9 0.18 9.19.6 4.8 3.67.14 0.53 2.475.27 2.86 0.66 1.6313.35 4.68 2.6547.8 7.45+8.80.398+0.36+3.6415.75+3.59 0.59+14.2542.5 (6.07 1.13)4.2 ÷3.5320÷1.25 ÷818.76 ×9.9 18.763.52 &

3、#247;2.5 ÷0.44.78 ÷0.2 3.443.9 4.1 6.1 5.90.49 ÷1.41.25 ×2.5 ×323.6 0.6 ×23.65 ×10.13.6 3.6 ×0.815.2 ÷0.25 ÷45.6 ÷3.59.6 ÷0.8 ÷0.44.2 ×99 4.20.89 ×100.1146.5 (23 46.5)17.8 ÷(1.78 ×4)5.83 ×2 4.27(45.9 32.7) 

4、7;8÷0.1259.7 ×99 9.74.36 ×12.5 ×815.6 ×13.1 15.6 15.6 ×2.10.65 ×10127.5 ×3.7 7.5 ×3.78.54 ÷2.5 ÷0.43.83 ×4.56 3.83 ×5.44640×75÷355690×6÷3568 975-34568 975÷34520.5-1.074-8.355×.50.425 ×0,38 ÷0,012

5、0.5-1.074-8.355×.552.8 ÷0.75 ×0.25（ 2448 864 ）÷23727 9660÷30×25586-45 ×81÷2758-45 ×80÷253.68 ÷4.6 6.32368÷46 6321. 3/749/9× - 4/32. 8/915/36× + 1/273. 12 ×5/6 2/93×4. 8 ×5/4 + 1/45. 6 ÷3/8 3/86÷6. 4/75/9&#

6、215; + 3/75/9×7.5/2-（ 3/2+4/5）8.7/8+（ 1/8+1/9）9.9×5/6+5/610. 3/48/9× - 1/311. 7×5/49 + 3/1412. 6（× 1/2 + 2/3）13. 8×4/5 + 811/5×14. 31×5/6 5/615. 9/7 - （ 2/7 10/21 ）16. 5/918× 14×2/717. 4/525/16× + 2/33/4×18. 14×8/7 5/6×12/1519. 17

7、/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. 5/3×11/5 + 4/326. 45×2/3 + 1/315×27. 7/19 + 12/195/6×28. 1/4 + 3/42/3÷29. 8/721/16× + 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+ 4/76. 8/9 + 15/36 + 3/277. 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 + 1/52. 3/8 + 8/3 - 1/23. 5/6 + 1/12 + 3/44. 30/46 - 1/2 + 7