五年级分数简便计算(不加小数)

五年级分数简便计算(不加小数)只有加减,五年级分数简便计算,不要出现小数,只能是加减法,很急,50道,谢谢

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
31.94÷ 3/8 – 3/8 ÷6
32.6/2 -( 3/2 + 4/5 )
33.8 + ( 1/8 + 1/9 )
34.2/3÷1/2-1/4×2/5
35.2-6/13÷9/26-2/3
36.2/9+1/2÷4/5+3/8
37.10÷5/9+1/6×4
38.1/2×2/5+9/10÷9/20
39.5/9×3/10+2/7÷2/5
40.23-8/9×1/27÷1/27
41.8×5/6+2/5÷4
42.1/2+3/4×5/12×4/5
43.8/9×3/4-3/8÷3/4
44.5/8÷5/4+3/23÷9/11
45.6÷ 3/8 – 3/8 ÷6
46.7/8 + ( 1/8 + 1/9 )
47.3/4 × 8/9 - 1/3
48.7 × 5/49 + 3/14
49.6 ×( 1/2 + 2/3 )
50.31 × 5/6 – 5/6追问

不要小数,另外,写过了

追答

没有小数呀,前面是题号,什么写过了,

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第1个回答  2011-08-25
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
31.1/4+3/5+3/4
32.2/3+2/5+1/3+3/5
33.1/3×3/7×7/3
34.1/4×3/25×4
35.3/26×5/7×39
36.7/11×2/7+7/11+5/7
37.3/8×4/9+5/9×3/8
38.25×(3/5+1/25)
39.3/7×6+3/7
40.(1/3+5/8)×24
41.2/9×6/11+2/9÷11/6
42.2003*2001/2002
43.94÷ 3/8 – 3/8 ÷6
6/2 -( 3/2 + 4/5 )
8 + ( 1/8 + 1/9 )
2/3÷1/2-1/4×2/5
2-6/13÷9/26-2/3
2/9+1/2÷4/5+3/8
10÷5/9+1/6×4
1/2×2/5+9/10÷9/20
5/9×3/10+2/7÷2/5
23-8/9×1/27÷1/27
8×5/6+2/5÷4
1/2+3/4×5/12×4/5
8/9×3/4-3/8÷3/4
5/8÷5/4+3/23÷9/11
6÷ 3/8 – 3/8 ÷6
5/2 -( 3/2 + 4/5 )
7/8 + ( 1/8 + 1/9 )
9 × 5/6 + 5/6
3/4 × 8/9 - 1/3
7 × 5/49 + 3/14
6 ×( 1/2 + 2/3 )
8 × 4/5 + 8 × 11/5
31 × 5/6 – 5/6
9/7 - ( 2/7 – 10/21 )
17/32 – 3/4 × 9/24
3 × 2/9 + 1/3
5/7 × 3/25 + 3/7
3/14 ×× 2/3 + 1/6
1/5 × 2/3 + 5/6
9/22 + 1/11 ÷ 1/2
1/4 + 3/4 ÷ 2/3
8/7 × 21/16 + 1/2
101 × 1/5 – 1/5 × 21

只加减:
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 + 3/4
6. 19/8 - 1/2 - 3/4
7. 7/25 + 3/10 - 2/5
10.8/15 + 7/3- 8/5
14 2/3+1/6+3/24+2/21
5\2-(3\2+4\5)
7\8+1\8+1\9
9\7-(2\7-10\21)
240\400+12\400-150\400
2\3+5\9-2\3+5\9
186\240+88\240+252\240
6\7+2\15+1\7+13\15
8\9+1\4+1\9+3\4
2\3+5\9-2\3+5\9
7/8 + ( 1/8 + 1/9 )
9/7 - ( 2/7 – 10/21 )
1/2+3/4-3/10=19/20
2/9+5/6+1/3=25/18
4/5-3/10+2/3=7/6
1/2-3/4+3/8=1/8
5/6-1/3+3/10=1/5
7/12-5/24+2/3
1/2-1/3-1/6
4/7+5/11+5/7
5/8+2/11+9/11
17/24+5/12-11/24
11/12+1/6-5/24
5/6-5/7+1/6-1/7
4/5-(1/4+2/5)
1-1/4-3/4
5/7+5/9+2/7+4/9

以上应该够了,不够说一声,拜托给分吧追问

不要小数,另外,写过了

追答

什么不要分数,不是分数简便计算吗,没有小数,写过是指什么

第2个回答  2011-08-25
(注:15/7读作七分之十五)五十道题整
15/7+14/3 +2/3
1/4+1/8-1/4
2/3-1/6+4/6
3/7+5/14-1/14
2/5-2/15+2/3
7/8-9/16+4/4
1/32+1/4-1/8
2/9+7/9+3/9
3/4-9/16+2/4
25/32-3/8+12/32
3/5+13/15-2/5
23/25+1/5+2/5
21/25-1/5+1/5
3/14+2/7-1/7
2/3+1/9+5/3
5/7-3/14-1/14
7/9+1/18+3/9
19/21+3/7+3/21
23/35-1/5-1/5
3/4+1/16+5/4
3/8-1/16+5/2
5/9+4/9+2/5
8/17-7/17+5/34
5/3+4/3+4/1
9/1+8/7+9/8
3/1+8/7+3/2
7/2+5/3+7/5
10/3+19/2+12/3
13/5+12/1-2/5
9/7+8/3-1/7
11/2+19/8+3/4
8/19+7/10-6/10
6/7-1/5+1/7
5/9-1/8-7/8
1/3+1/4+1/5
5/9+2/3+7/18
5/8+3/7+2/9
3/7+4/9-4/9
3/9-3/7-2/7
3/9+3/9+4/5
6/9+1/9-1/2=
7/9-4/9+2/9=
6/9-1/4-1/4=
3/6+(3/7+2/6)=
5/8-1/2+4/2=
8/9+2/3-3/9=
2/6+3/4-1/6=
2/3+2/3-3/3=
5/8+5/7+4/7=
7/9+2/3-1/3=
第3个回答  2011-09-15
7. 7/25 + 3/10 - 2/5
10.8/15 + 7/3- 8/5
14 2/3+1/6+3/24+2/21
5\2-(3\2+4\5)
7\8+1\8+1\9
9\7-(2\7-10\21)
240\400+12\400-150\400
2\3+5\9-2\3+5\9
186\240+88\240+252\240
6\7+2\15+1\7+13\15
8\9+1\4+1\9+3\4
2\3+5\9-2\3+5\9
7/8 + ( 1/8 + 1/9 )
9/7 - ( 2/7 – 10/21 )
1/2+3/4-3/10=19/20
2/9+5/6+1/3=25/18
4/5-3/10+2/3=7/6
1/2-3/4+3/8=1/8
5/6-1/3+3/10=1/5
第4个回答  2011-08-25
1/3+5/1=8/15
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