第1个回答 2009-01-08
1: (5 + 4 + 3) × 2
2: ((5 + 4) + 3) × 2
3: (5 + (4 + 3)) × 2
4: (5 + 3 + 4) × 2
5: ((5 + 3) + 4) × 2
6: (5 + (3 + 4)) × 2
7: (5 + 3 - 2) × 4
8: ((5 + 3) - 2) × 4
9: (5 + (3 - 2)) × 4
10: (5 - 2 + 3) × 4
11: ((5 - 2) + 3) × 4
12: (5 - (2 - 3)) × 4
13: (4 + 5 + 3) × 2
14: ((4 + 5) + 3) × 2
15: (4 + (5 + 3)) × 2
16: 4 × (5 + 3 - 2)
17: 4 × ((5 + 3) - 2)
18: 4 × (5 + (3 - 2))
19: 4 × (5 - 2 + 3)
20: 4 × ((5 - 2) + 3)
21: 4 × (5 - (2 - 3))
22: (4 + 3 + 5) × 2
23: ((4 + 3) + 5) × 2
24: (4 + (3 + 5)) × 2
25: 4 × (3 + 5 - 2)
26: 4 × ((3 + 5) - 2)
27: 4 × (3 + (5 - 2))
28: 4 × (3 - 2 + 5)
29: 4 × ((3 - 2) + 5)
30: 4 × (3 - (2 - 5))
31: (3 + 5 + 4) × 2
32: ((3 + 5) + 4) × 2
33: (3 + (5 + 4)) × 2
34: (3 + 5 - 2) × 4
35: ((3 + 5) - 2) × 4
36: (3 + (5 - 2)) × 4
37: (3 + 4 + 5) × 2
38: ((3 + 4) + 5) × 2
39: (3 + (4 + 5)) × 2
40: (3 - 2 + 5) × 4
41: ((3 - 2) + 5) × 4
42: (3 - (2 - 5)) × 4
43: 2 × (5 + 4 + 3)
44: 2 × ((5 + 4) + 3)
45: 2 × (5 + (4 + 3))
46: 2 × (5 + 3 + 4)
47: 2 × ((5 + 3) + 4)
48: 2 × (5 + (3 + 4))
49: 2 × (4 + 5 + 3)
50: 2 × ((4 + 5) + 3)
51: 2 × (4 + (5 + 3))
52: 2 × (4 + 3 + 5)
53: 2 × ((4 + 3) + 5)
54: 2 × (4 + (3 + 5))
55: 2 × (3 + 5 + 4)
56: 2 × ((3 + 5) + 4)
57: 2 × (3 + (5 + 4))
58: 2 × (3 + 4 + 5)
59: 2 × ((3 + 4) + 5)
60: 2 × (3 + (4 + 5))