Question

3 4 5 2四个数怎么算等于24

还有11 2 10 5四个数怎么算等于24
还有3 4 -6 10四个数怎么算等于24要有三种不同的方法.
还有-3 5 7 -11四个数怎么算等于24

Answer 1

1: 2 × (3 + 4 + 5)
2: 2 × ((3 + 4) + 5)
3: 2 × (3 + (4 + 5))
4: 2 × (3 + 5 + 4)
5: 2 × ((3 + 5) + 4)
6: 2 × (3 + (5 + 4))
7: 2 × (4 + 3 + 5)
8: 2 × ((4 + 3) + 5)
9: 2 × (4 + (3 + 5))
10: 2 × (4 + 5 + 3)
11: 2 × ((4 + 5) + 3)
12: 2 × (4 + (5 + 3))
13: 2 × (5 + 3 + 4)
14: 2 × ((5 + 3) + 4)
15: 2 × (5 + (3 + 4))
16: 2 × (5 + 4 + 3)
17: 2 × ((5 + 4) + 3)
18: 2 × (5 + (4 + 3))
19: (3 - 2 + 5) × 4
20: ((3 - 2) + 5) × 4
21: (3 - (2 - 5)) × 4
22: (3 + 4 + 5) × 2
23: ((3 + 4) + 5) × 2
24: (3 + (4 + 5)) × 2
25: (3 + 5 - 2) × 4
26: ((3 + 5) - 2) × 4
27: (3 + (5 - 2)) × 4
28: (3 + 5 + 4) × 2
29: ((3 + 5) + 4) × 2
30: (3 + (5 + 4)) × 2

1: 11 - 2 + 10 + 5
2: (11 - 2) + 10 + 5
3: (11 - 2 + 10) + 5
4: ((11 - 2) + 10) + 5
5: 11 - 2 +(10 + 5)
6: (11 - 2) + (10 + 5)
7: (11 - (2 - 10)) + 5
8: 11 - (2 - 10) + 5
9: 11 - (2 - (10 + 5))
10: 11 - (2 - 10 - 5)
11: 11 - ((2 - 10) - 5)
12: 11 × 2 + 10 ÷ 5
13: (11 × 2) + 10 ÷ 5
14: 11 × 2 +(10 ÷ 5)
15: (11 × 2) + (10 ÷ 5)
16: 11 - 2 + 5 + 10
17: (11 - 2) + 5 + 10
18: (11 - 2 + 5) + 10
19: ((11 - 2) + 5) + 10
20: 11 - 2 +(5 + 10)
21: (11 - 2) + (5 + 10)
22: (11 - (2 - 5)) + 10
23: 11 - (2 - 5) + 10
24: 11 - (2 - (5 + 10))
25: 11 - (2 - 5 - 10)
26: 11 - ((2 - 5) - 10)
27: 11 + 10 - 2 + 5
28: (11 + 10) - 2 + 5
29: (11 + 10 - 2) + 5
30: ((11 + 10) - 2) + 5

Answer 2

（3+4+5)*2=24
11+10+5-2=24

Answer 3

(3+5-2)*4=24

Answer 4

（5-2+3）*4=24

11+10+5-2=24

Answer 5

(3+4+5)*2=24
11*10/5+2=24