1: (9 × (8 - 5)) - 3
2: 9 × (8 - 5) - 3
3: 9 × 3 - 8 5
4: (9 × 3) - 8 5
5: (9 × 3 - 8) 5
6: ((9 × 3) - 8) 5
7: 9 × 3 -(8 - 5)
8: (9 × 3) - (8 - 5)
9: 9 × 3 5 - 8
10: (9 × 3) 5 - 8
11: (9 × 3 5) - 8
12: ((9 × 3) 5) - 8
13: 9 × 3 (5 - 8)
14: (9 × 3) (5 - 8)
15: (8 - 5) × 9 - 3
16: ((8 - 5) × 9) - 3
17: 3 × 9 - 8 5
18: (3 × 9) - 8 5
19: (3 × 9 - 8) 5
20: ((3 × 9) - 8) 5
21: 3 × 9 -(8 - 5)
22: (3 × 9) - (8 - 5)
23: 3 × 9 5 - 8
24: (3 × 9) 5 - 8
25: (3 × 9 5) - 8
26: ((3 × 9) 5) - 8
27: 3 × 9 (5 - 8)
28: (3 × 9) (5 - 8)
29: 5 9 × 3 - 8
30: (5 9 × 3) - 8
31: (5 (9 × 3)) - 8
32: 5 (9 × 3) - 8
33: 5 (9 × 3 - 8)
34: 5 ((9 × 3) - 8)
35: 5 - 8 9 × 3
36: (5 - 8) 9 × 3
37: 5 - 8 (9 × 3)
38: (5 - 8) (9 × 3)
39: 5 - (8 - 9 × 3)
40: 5 - (8 - (9 × 3))
41: 5 - 8 3 × 9
42: (5 - 8) 3 × 9
43: 5 - 8 (3 × 9)
44: (5 - 8) (3 × 9)
45: 5 - (8 - 3 × 9)
46: 5 - (8 - (3 × 9))
47: 5 3 × 9 - 8
48: (5 3 × 9) - 8
49: (5 (3 × 9)) - 8
50: 5 (3 × 9) - 8
51: 5 (3 × 9 - 8)
52: 5 ((3 × 9) - 8)。
答：-〔1-(-2 )×2^3〕=-24(负的1减-2乘2的3次方)不知对不对.详情>>
答：详情>>
