...组数凑成24(每个时只能用一次)写出算式 2678 3377
发布网友
发布时间：2022-09-01 11:20
共3个回答
热心网友
时间：2024-07-27 23:20
1: (2 - 6 + 7) × 8
2: ((2 - 6) + 7) × 8
3: (2 - (6 - 7)) × 8
4: (2 + 7 - 6) × 8
5: ((2 + 7) - 6) × 8
6: (2 + (7 - 6)) × 8
7: (2 × (7 + 8)) - 6
8: 2 × (7 + 8) - 6
9: (2 × (8 + 7)) - 6
10: 2 × (8 + 7) - 6
11: (7 + 2 - 6) × 8
12: ((7 + 2) - 6) × 8
13: (7 + (2 - 6)) × 8
14: (7 - 6 + 2) × 8
15: ((7 - 6) + 2) × 8
16: (7 - (6 - 2)) × 8
17: (7 + 8) × 2 - 6
18: ((7 + 8) × 2) - 6
19: 8 × (2 - 6 + 7)
20: 8 × ((2 - 6) + 7)
21: 8 × (2 - (6 - 7))
22: 8 × (2 + 7 - 6)
23: 8 × ((2 + 7) - 6)
24: 8 × (2 + (7 - 6))
25: (8 + 7) × 2 - 6
26: ((8 + 7) × 2) - 6
27: 8 × (7 + 2 - 6)
28: 8 × ((7 + 2) - 6)
29: 8 × (7 + (2 - 6))
30: 8 × (7 - 6 + 2)
31: 8 × ((7 - 6) + 2)
32: 8 × (7 - (6 - 2))
3, 3, 7, 7的24点答案：
1: (3 + 3 ÷ 7) × 7
2: (3 + (3 ÷ 7)) × 7
3: (3 ÷ 7 + 3) × 7
4: ((3 ÷ 7) + 3) × 7
5: 7 × (3 + 3 ÷ 7)
6: 7 × (3 + (3 ÷ 7))
7: 7 × (3 ÷ 7 + 3)
8: 7 × ((3 ÷ 7) + 3)
热心网友
时间：2024-07-27 23:19
7/(3+3/7)=24
热心网友
时间：2024-07-27 23:20
