50道分数四则混合运算题?

Question

(不包括应用题)急急急急

Answer 1

1. 3/7 × 49/9 - 4/3 =1
2. 8/9 × 15/36 + 1/27 =11/27
3. 12× 5/6 – 2/9 ×3 =28/3
4. 8× 5/4 + 1/4 =41/4
5. 6÷ 3/8 – 3/8 ÷6 =255/16
6. 4/7 × 5/9 + 3/7 × 5/9 =5/9
7. 5/2 -（ 3/2 + 4/5 ） =1/5
8. 7/8 + （ 1/8 + 1/9 ） =10/9
9. 9 × 5/6 + 5/6 =25/3
10. 3/4 × 8/9 - 1/3 =1/3
11. 7 × 5/49 + 3/14 =13/14
12. 6 ×（ 1/2 + 2/3 ）=7
13. 8 × 4/5 + 8 × 11/5 =24
14. 31 × 5/6 – 5/6 =1
15. 9/7 - （ 2/7 – 10/21 ）=31/21
16. 5/9 × 18 – 14 × 2/7 =6
17. 4/5 × 25/16 + 2/3 × 3/4 =7/4
18. 14 × 8/7 – 5/6 × 12/15 =46/3
19. 17/32 – 3/4 × 9/24 =1/4
20. 3 × 2/9 + 1/3 =1
21. 5/7 × 3/25 + 3/7 =18/35
22. 3/14 ×× 2/3 + 1/6 =13/42
23. 1/5 × 2/3 + 5/6 =29/30
24. 9/22 + 1/11 ÷ 1/2 =13/22
25. 5/3 × 11/5 + 4/3 =5
26. 45 × 2/3 + 1/3 × 15=35
27. 7/19 + 12/19 × 5/6 =17/19
28. 1/4 + 3/4 ÷ 2/3 =11/8
29. 8/7 × 21/16 + 1/2 =2
30. 101 × 1/5 – 1/5 × 21=16

Answer 2

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