题目

1.4.6.7.的24点

提问时间：2021-04-01

答案

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