Question

24点3则：11，11，1，5；8，5，2，7；1，4，5，6.

Answer 1

(11*11-1)/5=24
(2*5-7)*8=24
6/（5/4-1）=24

Answer 2

1: (11 × 11 - 1) ÷ 5
2: ((11 × 11) - 1) ÷ 5]

1: 8 × (5 × 2 - 7)
2: 8 × ((5 × 2) - 7)
3: 8 × (2 × 5 - 7)
4: 8 × ((2 × 5) - 7)
5: (5 × 2 - 7) × 8
6: ((5 × 2) - 7) × 8
7: (2 × 5 - 7) × 8
8: ((2 × 5) - 7) × 8

1: 6 ÷ (5 ÷ 4 - 1)
2: 6 ÷ ((5 ÷ 4) - 1)
3: 4 ÷ (1 - 5 ÷ 6)
4: 4 ÷ (1 - (5 ÷ 6))

Answer 3

1) (11×11-1)÷5=24
(2) (2×5-7)×8=24
(3) 4 ÷ (1 - 5 ÷ 6)=24
4 ÷ (1 - (5 ÷ 6))=24
6 ÷ (5 ÷ 4 - 1)=24
6 ÷ ((5 ÷ 4) - 1)=24
我这个是对的

Answer 4

11，11，1，5
8，5，2，7
1，4，5，6
好象都不行

Answer 5

(11*11-1)/5=24
(2*5-7)*8=24
6/（5/4-1）=24
相信我，没错。

Answer 6

1: (11 × 11 - 1) ÷ 5
2: ((11 × 11) - 1) ÷ 5]

1: 8 × (5 × 2 - 7)
2: 8 × ((5 × 2) - 7)
3: 8 × (2 × 5 - 7)
4: 8 × ((2 × 5) - 7)
5: (5 × 2 - 7) × 8
6: ((5 × 2) - 7) × 8
7: (2 × 5 - 7) × 8
8: ((2 × 5) - 7) × 8

1: 6 ÷ (5 ÷ 4 - 1)
2: 6 ÷ ((5 ÷ 4) - 1)
3: 4 ÷ (1 - 5 ÷ 6)
4: 4 ÷ (1 - (5 ÷ 6))
相信我