Question

有一种叫“二十四点”的游戏，其游戏规则是这样的：任取4个1-13的自然数，将这四个数（每个数只许用一次）

进行加、减、乘、除四种运算，使其结果为24。例如，对于1，2，3，4可做运算(1+2+3）×4=24.
现在有四个数6，5，,7，3通过加减乘除得二十四

Answer 1

1: (6 + 7 - 5) × 3
2: ((6 + 7) - 5) × 3
3: (6 + (7 - 5)) × 3
4: (6 × (7 + 5)) ÷ 3
5: 6 × (7 + 5) ÷ 3
6: 6 × ((7 + 5) ÷ 3)
7: 6 ÷ 3 ×(7 + 5)
8: (6 ÷ 3) × (7 + 5)
9: 6 ÷ (3 ÷ (7 + 5))
10: 6 ÷ 3 ×(5 + 7)
11: (6 ÷ 3) × (5 + 7)
12: 6 ÷ (3 ÷ (5 + 7))
13: (6 - 5 + 7) × 3
14: ((6 - 5) + 7) × 3
15: (6 - (5 - 7)) × 3
16: (6 × (5 + 7)) ÷ 3
17: 6 × (5 + 7) ÷ 3
18: 6 × ((5 + 7) ÷ 3)
19: (7 + 6 - 5) × 3
20: ((7 + 6) - 5) × 3
21: (7 + (6 - 5)) × 3
22: (7 + 5) × 6 ÷ 3
23: ((7 + 5) × 6) ÷ 3
24: (7 + 5) × (6 ÷ 3)
25: (7 - 5 + 6) × 3
26: ((7 - 5) + 6) × 3
27: (7 - (5 - 6)) × 3
28: (7 + 5) ÷ 3 × 6
29: ((7 + 5) ÷ 3) × 6
30: (7 + 5) ÷ (3 ÷ 6)
31: 3 × (6 + 7 - 5)
32: 3 × ((6 + 7) - 5)
33: 3 × (6 + (7 - 5))
34: 3 × (6 - 5 + 7)
35: 3 × ((6 - 5) + 7)
36: 3 × (6 - (5 - 7))
37: 3 × (7 + 6 - 5)
38: 3 × ((7 + 6) - 5)
39: 3 × (7 + (6 - 5))
40: 3 × (7 - 5 + 6)
41: 3 × ((7 - 5) + 6)
42: 3 × (7 - (5 - 6))
43: (5 + 7) × 6 ÷ 3
44: ((5 + 7) × 6) ÷ 3
45: (5 + 7) × (6 ÷ 3)
46: (5 + 7) ÷ 3 × 6
47: ((5 + 7) ÷ 3) × 6
48: (5 + 7) ÷ (3 ÷ 6)

全部答案请参考

Answer 2

(6-5+7)x3=24
((6-5)+7)x3=24
(6-(5-7))x3=24
6x(5+7)/3=24
(6x(5+7))/3=24
6x((5+7)/3)=24
(6+7-5)x3=24
((6+7)-5)x3=24
(6+(7-5))x3=24
6x(7+5)/3=24
(6x(7+5))/3=24
6x((7+5)/3)=24
6/3x(5+7)=24
(6/3)x(5+7)=24
6/(3/(5+7))=24
6/3x(7+5)=24
(6/3)x(7+5)=24
6/(3/(7+5))=24
(5+7)x6/3=24
(5+7)x(6/3)=24
((5+7)x6)/3=24
(5+7)/3x6=24
((5+7)/3)x6=24
(5+7)/(3/6)=24
(7+6-5)x3=24
((7+6)-5)x3=24
(7+(6-5))x3=24
(7+5)x6/3=24
(7+5)x(6/3)=24
((7+5)x6)/3=24
(7-5+6)x3=24
((7-5)+6)x3=24
(7-(5-6))x3=24
(7+5)/3x6=24
((7+5)/3)x6=24
(7+5)/(3/6)=24
3x(6-5+7)=24
3x((6-5)+7)=24
3x(6-(5-7))=24
3x(6+7-5)=24
3x((6+7)-5)=24
3x(6+(7-5))=24
3x(7+6-5)=24
3x((7+6)-5)=24
3x(7+(6-5))=24
3x(7-5+6)=24
3x((7-5)+6)=24
3x(7-(5-6))=24

Answer 3

(5+7)×6÷3=24
(5+7)÷(3/6)=24
(6+7-5)×3=24
(7+5)×6÷3=24