Question

7，1，6，4怎么算出24

Answer 1

7, 1, 6, 4的24点答案：

1: (7 + 1 - 4) × 6
2: ((7 + 1) - 4) × 6
3: (7 + (1 - 4)) × 6
4: (7 - 4 + 1) × 6
5: ((7 - 4) + 1) × 6
6: (7 - (4 - 1)) × 6
7: (1 + 7 - 4) × 6
8: ((1 + 7) - 4) × 6
9: (1 + (7 - 4)) × 6
10: (1 - 4 + 7) × 6
11: ((1 - 4) + 7) × 6
12: (1 - (4 - 7)) × 6
13: 6 × (7 + 1 - 4)
14: 6 × ((7 + 1) - 4)
15: 6 × (7 + (1 - 4))
16: 6 × (7 - 4 + 1)
17: 6 × ((7 - 4) + 1)
18: 6 × (7 - (4 - 1))
19: 6 × (1 + 7 - 4)
20: 6 × ((1 + 7) - 4)
21: 6 × (1 + (7 - 4))
22: 6 × (1 - 4 + 7)
23: 6 × ((1 - 4) + 7)
24: 6 × (1 - (4 - 7))
25: 4 ÷ (7 ÷ 6 - 1)
26: 4 ÷ ((7 ÷ 6) - 1)

Answer 2

（7+1）×（6-4+1）=24

Answer 3

(7-4+1)乘以6