如题所述
20 - 8 × 2 ÷ 4
420 × (13 + 57) × 90
66 × 38 - 987 ÷ 21
196 ÷ 4 + 56 × 12
16 × 50 - 36 ÷ 4
(73 + 65) ÷ (210 - 164)
(13 + 47) × (52 - 18)
(1024 + 4370) ÷ (24 + 38)
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
(58 + 370) ÷ (64 - 45)
32. 120 - 144 ÷ 18 + 35
33. 347 + 45 × 2 - 4160 ÷ 52
(58 + 37) ÷ (64 - 9 × 5)
34. 95 ÷ (64 - 45)
35. 178 - 145 ÷ 5 × 6 + 42
420 + 580 - 64 × 21 ÷ 28
36. 812 - 700 ÷ (9 + 31 × 11)
(136 + 64) × (65 - 345 ÷ 23)
37. 85 + 14 × (14 + 208 ÷ 26)
38. (284 + 16) × (512 - 8208 ÷ 18)
39. 120 - 36 × 4 ÷ 18 + 35
40. (58 + 37) ÷ (64 - 9 × 5)
1. 125 × 3 + 25 × 3 + 25
2. 9999 × 3 + 101 × 11 × (101 - 92)
3. (23/4 - 3/4) × (3 × 6 + 2)
4. 3/7 × 49/9 - 4/3
5. 8/9 × 15/36 + 1/27
6. 12 × 5/6 – 2/9 × 3
7. 8 × 5/4 + 1/4
8. 6 ÷ 3/8 – 3/8 ÷ 6
9. 4/7 × 5/9 + 3/7 × 5/9
10. 5/2 - (3/2 + 4/5)
11. 7/8 + (1/8 + 1/9)
12. 9 × 5/6 + 5/6
13. 3/4 × 8/9 - 1/3
14. 7 × 5/49 + 3/14
15. 6 × (1/2 + 2/3)
16. 8 × 4/5 + 8 × 11/5
17. 31 × 5/6 – 5/6
18. 9/7 - (2/7 – 10/21)
19. 5/9 × 18 – 14 × 2/7
20. 4/5 × 25/16 + 2/3 × 3/4
21. 14 × 8/7 – 5/6 × 12/15
22. 17/32 – 3/4 × 9/24
23. 3 × 2/9 + 1/3
24. 5/7 × 3/25 + 3/7
25. 3/14 × 2/3 + 1/6
26. 1/5 × 2/3 + 5/6
27. 9/22 + 1/11 ÷ 1/2
28. 5/3 × 11/5 + 4/3
29. 45 × 2/3 + 1/3 × 15
30. 7/19 + 12/19 × 5/6
31. 1/4 + 3/4 ÷ 2/3
32. 8/7 × 21/16 + 1/2
33. 101 × 1/5 – 1/5 × 21
34. 50 + 160 ÷ 40
35. 120 - 144 ÷ 18 + 35
36. 347 + 45 × 2 - 4160 ÷ 52
37. (58 + 37) ÷ (64 - 9 × 5)
38. 95 ÷ (64 - 45)
39. 178 - 145 ÷ 5 × 6 + 42
40. 812 - 700 ÷ (9 + 31 × 11)
41. 85 + 14 × (14 + 208 ÷ 26)
42. (284 + 16) × (512 - 8208 ÷ 18)
43. 120 - 36 × 4 ÷ 18 + 35
44. (58 + 37) ÷ (64 - 9 × 5)
45. (6.8 - 6.8 × 0.55) ÷ 8.5
46. 0.12 × 4.8 ÷ 0.12 × 4.8
47. (3.2 × 1.5 + 2.5) ÷ 1.6
48. 6 - 1.6 ÷ 4 = 5.38 + 7.85 - 5.37 =
49. 7.2 ÷ 0.8 - 1.2 × 5 = 6 - 1.19 × 3 - 0.43 =
50. 6.5 × (4.8 - 1.2 × 4) =
51. 5.8 × (3.87 - 0.13) + 4.2 × 3.74
52. 32.52 - (6 + 9.728 ÷ 3.2) × 2.5
53. [(7.1 - 5.6) × 0.9 - 1.15] ÷ 2.5
54. 5.4 ÷ [2.6 × (3.7 - 2.9) + 0.62]
55. 12 × 6 ÷ (12 - 7.2) - 6
56. 12 × 6 ÷ 7.2 - 6
57. 0.68 × 1.9 + 0.32 × 1.9
58. (58 + 370) ÷ (64 - 45)
59. 420 + 580 - 64 × 21 ÷ 28
60. 136 + 6 × (65 - 345 ÷ 23)
420 × (13 + 57) × 90
66 × 38 - 987 ÷ 21
196 ÷ 4 + 56 × 12
16 × 50 - 36 ÷ 4
(73 + 65) ÷ (210 - 164)
(13 + 47) × (52 - 18)
(1024 + 4370) ÷ (24 + 38)
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
(58 + 370) ÷ (64 - 45)
32. 120 - 144 ÷ 18 + 35
33. 347 + 45 × 2 - 4160 ÷ 52
(58 + 37) ÷ (64 - 9 × 5)
34. 95 ÷ (64 - 45)
35. 178 - 145 ÷ 5 × 6 + 42
420 + 580 - 64 × 21 ÷ 28
36. 812 - 700 ÷ (9 + 31 × 11)
(136 + 64) × (65 - 345 ÷ 23)
37. 85 + 14 × (14 + 208 ÷ 26)
38. (284 + 16) × (512 - 8208 ÷ 18)
39. 120 - 36 × 4 ÷ 18 + 35
40. (58 + 37) ÷ (64 - 9 × 5)
1. 125 × 3 + 25 × 3 + 25
2. 9999 × 3 + 101 × 11 × (101 - 92)
3. (23/4 - 3/4) × (3 × 6 + 2)
4. 3/7 × 49/9 - 4/3
5. 8/9 × 15/36 + 1/27
6. 12 × 5/6 – 2/9 × 3
7. 8 × 5/4 + 1/4
8. 6 ÷ 3/8 – 3/8 ÷ 6
9. 4/7 × 5/9 + 3/7 × 5/9
10. 5/2 - (3/2 + 4/5)
11. 7/8 + (1/8 + 1/9)
12. 9 × 5/6 + 5/6
13. 3/4 × 8/9 - 1/3
14. 7 × 5/49 + 3/14
15. 6 × (1/2 + 2/3)
16. 8 × 4/5 + 8 × 11/5
17. 31 × 5/6 – 5/6
18. 9/7 - (2/7 – 10/21)
19. 5/9 × 18 – 14 × 2/7
20. 4/5 × 25/16 + 2/3 × 3/4
21. 14 × 8/7 – 5/6 × 12/15
22. 17/32 – 3/4 × 9/24
23. 3 × 2/9 + 1/3
24. 5/7 × 3/25 + 3/7
25. 3/14 × 2/3 + 1/6
26. 1/5 × 2/3 + 5/6
27. 9/22 + 1/11 ÷ 1/2
28. 5/3 × 11/5 + 4/3
29. 45 × 2/3 + 1/3 × 15
30. 7/19 + 12/19 × 5/6
31. 1/4 + 3/4 ÷ 2/3
32. 8/7 × 21/16 + 1/2
33. 101 × 1/5 – 1/5 × 21
34. 50 + 160 ÷ 40
35. 120 - 144 ÷ 18 + 35
36. 347 + 45 × 2 - 4160 ÷ 52
37. (58 + 37) ÷ (64 - 9 × 5)
38. 95 ÷ (64 - 45)
39. 178 - 145 ÷ 5 × 6 + 42
40. 812 - 700 ÷ (9 + 31 × 11)
41. 85 + 14 × (14 + 208 ÷ 26)
42. (284 + 16) × (512 - 8208 ÷ 18)
43. 120 - 36 × 4 ÷ 18 + 35
44. (58 + 37) ÷ (64 - 9 × 5)
45. (6.8 - 6.8 × 0.55) ÷ 8.5
46. 0.12 × 4.8 ÷ 0.12 × 4.8
47. (3.2 × 1.5 + 2.5) ÷ 1.6
48. 6 - 1.6 ÷ 4 = 5.38 + 7.85 - 5.37 =
49. 7.2 ÷ 0.8 - 1.2 × 5 = 6 - 1.19 × 3 - 0.43 =
50. 6.5 × (4.8 - 1.2 × 4) =
51. 5.8 × (3.87 - 0.13) + 4.2 × 3.74
52. 32.52 - (6 + 9.728 ÷ 3.2) × 2.5
53. [(7.1 - 5.6) × 0.9 - 1.15] ÷ 2.5
54. 5.4 ÷ [2.6 × (3.7 - 2.9) + 0.62]
55. 12 × 6 ÷ (12 - 7.2) - 6
56. 12 × 6 ÷ 7.2 - 6
57. 0.68 × 1.9 + 0.32 × 1.9
58. (58 + 370) ÷ (64 - 45)
59. 420 + 580 - 64 × 21 ÷ 28
60. 136 + 6 × (65 - 345 ÷ 23)
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