如题所述
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. (136+64)×(65-345÷23)
46. 7.2÷0.8-1.2×5
47. 6.5×(4.8-1.2×4)
48. 10.15-10.75×0.4-5.7
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. 121 - 111 ÷ 37
55. (121 - 111 ÷ 37)× 5
56. 280 + 650 ÷ 13
57. 1000 -(280 + 650 ÷ 13)
58. 707 - 35 × 20
59. (120 - 103)× 50
60. 760 ÷ 10 ÷ 38
答案 :
1. 1
2. 11/27
3. 28/3
4. 41/4
5. 255/16
6. 5/9
7. 1/5
8. 10/9
9. 25/3
10. 1/3
11. 13/14
12. 7
13. 24
14. 25
15. 31/21
16. 6
17. 7/4
18. 46/3
19. 3/16
20. 1
21. 18/35
22. 13/42
23. 29/30
24. 5/11
25. 5
26. 35
27. 17/19
28. 11/8
29. 2
30. 16
31. 90
32. 147
33. 337
34. 5
35. 5
36. 46
37. 810
38. 393
39. 16800
40. 147
41. 5
42. 0.36
43. 23.04
44. 4.5625
45. 5
46. 3
47. 0
48. 0.15
49. 37.4
50. 9.92
51. 0.08
52. 2
53. 9
54. 118
55. 590
56. 330
57. 670
58. 7
59. 350
60. 2
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. (136+64)×(65-345÷23)
46. 7.2÷0.8-1.2×5
47. 6.5×(4.8-1.2×4)
48. 10.15-10.75×0.4-5.7
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. 121 - 111 ÷ 37
55. (121 - 111 ÷ 37)× 5
56. 280 + 650 ÷ 13
57. 1000 -(280 + 650 ÷ 13)
58. 707 - 35 × 20
59. (120 - 103)× 50
60. 760 ÷ 10 ÷ 38
答案 :
1. 1
2. 11/27
3. 28/3
4. 41/4
5. 255/16
6. 5/9
7. 1/5
8. 10/9
9. 25/3
10. 1/3
11. 13/14
12. 7
13. 24
14. 25
15. 31/21
16. 6
17. 7/4
18. 46/3
19. 3/16
20. 1
21. 18/35
22. 13/42
23. 29/30
24. 5/11
25. 5
26. 35
27. 17/19
28. 11/8
29. 2
30. 16
31. 90
32. 147
33. 337
34. 5
35. 5
36. 46
37. 810
38. 393
39. 16800
40. 147
41. 5
42. 0.36
43. 23.04
44. 4.5625
45. 5
46. 3
47. 0
48. 0.15
49. 37.4
50. 9.92
51. 0.08
52. 2
53. 9
54. 118
55. 590
56. 330
57. 670
58. 7
59. 350
60. 2
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