五年级下册数学计算题

人教版五年级下册数学分数脱式计算,简便算法

1. 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
31. 50+160÷40
32. 120-144÷18+35
33. 347+45×2-4160÷52
34 (58+37)÷(64-9×5)
35. 95÷(64-45)
36. 178-145÷5×6+42
37. 812-700÷(9+31×11)
38. 85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40. 120-36×4÷18+35
41.(58+37)÷(64-9×5)
42. (6.8-6.8×0.55)÷8.5
43. 0.12× 4.8÷0.12×4.8
44.(3.2×1.5+2.5)÷1.6
45. 6-1.6÷4= 5.38+7.85-5.37=
46. 7.2÷0.8-1.2×5= 6-1.19×3-0.43=
(47)6.5×(4.8-1.2×4)=
(49)5.8×(3.87-0.13)+4.2×3.74
(50)32.52-(6+9.728÷3.2)×2.5
(51)[(7.1-5.6)×0.9-1.15] ÷2.5
(52)5.4÷[2.6×(3.7-2.9)+0.62]
(53)12×6÷(12-7.2)-6
(54)12×6÷7.2-6
(55)0.68×1.9+0.32×1.9
(56)(58+370)÷(64-45)
(57)420+580-64×21÷28
(58)(136+64)×(65-345÷23)
(59)48.10.15-10.75×0.4-5.7
(60)0.92.5/58.2
(61)25.2×36.2/32×3.2
(63)2.2222×2.5×8.2
(64)99.9×99.9×99.9
(65)99*99.9×88.8×77.7×66.65
(66)123.3×145.9×45.3
(67)258.3×258.3×56
(68)79456.2×88×96/89
(69)123456×963.3/98×36
(70)225×996.3/89.2
(71)789×0.2/0.258
(72)9.8×2+0.4
(73)59.6/2+59.6
(74)0.3×5+0.7×5
(75)0.3+0.7-0.5
(76)9×2+11×2
(77)9.84/2+9.84
(78)6/7+2/15+1/7+ 13/15 19/21+5/7-3/14
(79)5/9-2/3+5/9
(80)8/9-(1/4-1/9)- 3/4
(81)3/7 × 49/9 - 4/3
(82)8/9 × 15/36 + 1/27
(83)12× 5/6 – 2/9 ×3
(84)8× 5/4 + 1/4
(85)6÷ 3/8 – 3/8 ÷6
(86)4/7 × 5/9 + 3/7 × 5/9
(87)5/2 -( 3/2 + 4/5 )
(88)7/8 + ( 1/8 + 1/9 )
(89)9 × 5/6 + 5/6
(90)3/4 × 8/9 - 1/3
(91)7 × 5/49 + 3/14
(92)6 ×( 1/2 + 2/3 )
(93)8 × 4/5 + 8 × 11/5
(94)31 × 5/6 – 5/6
(95)9/7 - ( 2/7 – 10/21 )
(96)5/9 × 18 – 14 × 2/7
(97)4/5 × 25/16 + 2/3 × 3/4
(98)14 × 8/7 – 5/6 × 12/15
(99)17/32 – 3/4 × 9/24
(100)3 × 2/9 + 1/3

(101)5 -2/5+2/51. 3/7 × 49/9 - 4/3
(102). 8/9 × 15/36 + 1/27
(103.) 12× 5/6 – 2/9 ×3
(104). 8× 5/4 + 1/4
(105.) 6÷ 3/8 – 3/8 ÷6
(106). 4/7 × 5/9 + 3/7 × 5/9
(107). 5/2 -( 3/2 + 4/5 )
(108.) 7/8 + ( 1/8 + 1/9 )
(109.) 9 × 5/6 + 5/6
(110.) 3/4 × 8/9 - 1/3
(111.) 7 × 5/49 + 3/14
(112). 6 ×( 1/2 + 2/3 )
(113). 8 × 4/5 + 8 × 11/5
(114.) 31 × 5/6 – 5/6
(115). 9/7 - ( 2/7 – 10/21 )

希望采纳啊
温馨提示:内容为网友见解,仅供参考
第1个回答  2011-07-25
如:
2.5×0.125×3.2 74.3×6.5—74.3×5.5
=2.5×0.125×4×0.8 = 74.3x(6.5-5.5)
=(2.5×4)×(0.125×0.8) =74.3x1
=10×0.1 =74.3
=1

希望对你有帮助。
第2个回答  2011-07-25
人教版初一下假期作业答案(这个暑假)(三门)
浏览次数:105次悬赏分:15 | 离问题结束还有 8 天 21 小时 | 提问者:hcydhr
优质课堂初中假期作业。(语文)(数学)(英语)
人教版七年级下册(暑假)Jin天
云南出版集团公司
云南教育出版社
第3个回答  2011-07-25
每道题的简便算法都不一样
第4个回答  2011-07-25
说不清楚,很久没有用了
相似回答
大家正在搜