只有一种算法的算24只有一种算法!

Question

只有一种算法的算24
只有一种算法!

Answer 1

4 6 8 7不对,它有很多算法:
1:4 × (6 × (8 - 7))
2:4 × 6 ×(8 - 7)
3:(4 × 6) × (8 - 7)
4:4 × (6 ÷ (8 - 7))
5:4 × 6 ÷(8 - 7)
6:(4 × 6) ÷ (8 - 7)
7:(4 + 6 - 7) × 8
8:((4 + 6) - 7) × 8
9:(4 + (6 - 7)) × 8
10:(4 × (8 - 7)) × 6
11:4 × (8 - 7) × 6
12:4 × ((8 - 7) × 6)
13:(4 ÷ (8 - 7)) × 6
14:4 ÷ (8 - 7) × 6
15:4 ÷ ((8 - 7) ÷ 6)
16:(4 - 7 + 6) × 8
17:((4 - 7) + 6) × 8
18:(4 - (7 - 6)) × 8
19:6 × (4 × (8 - 7))
20:6 × 4 ×(8 - 7)
21:(6 × 4) × (8 - 7)
22:6 × (4 ÷ (8 - 7))
23:6 × 4 ÷(8 - 7)
24:(6 × 4) ÷ (8 - 7)
25:(6 + 4 - 7) × 8
26:((6 + 4) - 7) × 8
27:(6 + (4 - 7)) × 8
28:(6 × (8 - 7)) × 4
29:6 × (8 - 7) × 4
30:6 × ((8 - 7) × 4)
31:(6 ÷ (8 - 7)) × 4
32:6 ÷ (8 - 7) × 4
33:6 ÷ ((8 - 7) ÷ 4)
34:(6 - 7 + 4) × 8
35:((6 - 7) + 4) × 8
36:(6 - (7 - 4)) × 8
37:8 × (4 + 6 - 7)
38:8 × ((4 + 6) - 7)
39:8 × (4 + (6 - 7))
40:8 × (4 - 7 + 6)
41:8 × ((4 - 7) + 6)
42:8 × (4 - (7 - 6))
43:8 × (6 + 4 - 7)
44:8 × ((6 + 4) - 7)
45:8 × (6 + (4 - 7))
46:8 × (6 - 7 + 4)
47:8 × ((6 - 7) + 4)
48:8 × (6 - (7 - 4))
49:(8 - 7) × 4 × 6
50:((8 - 7) × 4) × 6
51:(8 - 7) × (4 × 6)
52:(8 - 7) × 6 × 4
53:((8 - 7) × 6) × 4
54:(8 - 7) × (6 × 4)
找到一个:(5 7 7 11)
7×（5-11÷7）=24