作业帮要使6、5、7、3这四个数添加+、-、*、/、（）等符号进行计算,每张牌只能用一次,要等于24
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要使6、5、7、3这四个数添加+、-、*、/、（）等符号进行计算,每张牌只能用一次,要等于24
要使6、5、7、3这四个数添加+、-、*、/、（）等符号进行计算,每张牌只能用一次,要等于24
要使6、5、7、3这四个数添加+、-、*、/、（）等符号进行计算,每张牌只能用一次,要等于24
（6-5+7）×3 = 24
1: (6 - 5 + 7) × 3
2: ((6 - 5) + 7) × 3
3: (6 - (5 - 7)) × 3
4: (6 × (5 + 7)) ÷ 3
5: 6 × (5 + 7) ÷ 3
6: 6 × ((5 + 7) ÷ 3)
7: (6 + 7 - 5) × 3
8: ((6 + 7) - 5) × 3
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1: (6 - 5 + 7) × 3
2: ((6 - 5) + 7) × 3
3: (6 - (5 - 7)) × 3
4: (6 × (5 + 7)) ÷ 3
5: 6 × (5 + 7) ÷ 3
6: 6 × ((5 + 7) ÷ 3)
7: (6 + 7 - 5) × 3
8: ((6 + 7) - 5) × 3
9: (6 + (7 - 5)) × 3
10: (6 × (7 + 5)) ÷ 3
11: 6 × (7 + 5) ÷ 3
12: 6 × ((7 + 5) ÷ 3)
13: 6 ÷ 3 ×(5 + 7)
14: (6 ÷ 3) × (5 + 7)
15: 6 ÷ (3 ÷ (5 + 7))
16: 6 ÷ 3 ×(7 + 5)
17: (6 ÷ 3) × (7 + 5)
18: 6 ÷ (3 ÷ (7 + 5))
19: (5 + 7) × 6 ÷ 3
20: ((5 + 7) × 6) ÷ 3
21: (5 + 7) × (6 ÷ 3)
22: (5 + 7) ÷ 3 × 6
23: ((5 + 7) ÷ 3) × 6
24: (5 + 7) ÷ (3 ÷ 6)
25: (7 + 6 - 5) × 3
26: ((7 + 6) - 5) × 3
27: (7 + (6 - 5)) × 3
28: (7 + 5) × 6 ÷ 3
29: ((7 + 5) × 6) ÷ 3
30: (7 + 5) × (6 ÷ 3)
31: (7 - 5 + 6) × 3
32: ((7 - 5) + 6) × 3
33: (7 - (5 - 6)) × 3
34: (7 + 5) ÷ 3 × 6
35: ((7 + 5) ÷ 3) × 6
36: (7 + 5) ÷ (3 ÷ 6)
37: 3 × (6 - 5 + 7)
38: 3 × ((6 - 5) + 7)
39: 3 × (6 - (5 - 7))
40: 3 × (6 + 7 - 5)
41: 3 × ((6 + 7) - 5)
42: 3 × (6 + (7 - 5))
43: 3 × (7 + 6 - 5)
44: 3 × ((7 + 6) - 5)
45: 3 × (7 + (6 - 5))
46: 3 × (7 - 5 + 6)
47: 3 × ((7 - 5) + 6)
48: 3 × (7 - (5 - 6))
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(6-5+7)*3
idwahidwa
（6-5+7）*3
6*(5+7)/3