24点题目：使用数字 1 6 6 12，利用加减乘除、括号算出24。数字顺序可以任意调换，下面列出所有可行算式。
本题共有30个解（使用交换律变换后算一个解）,
难度系数是3星
★★★☆☆☆☆☆【
中等偏易24点题目
】。
| 序号 |
题目：1,6,6,12 |
| 1 |
((12 + 6) + 6) × 1 |
| 2 |
((6 × 6) − 12) × 1 |
| 3 |
((12 × 1) + 6) + 6 |
| 4 |
((6 × 6) × 1) − 12 |
| 5 |
((12 + 6) × 1) + 6 |
| 6 |
(6 × (6 × 1)) − 12 |
| 7 |
(12 + (6 × 1)) + 6 |
| 8 |
(12 + (6 + 6)) × 1 |
| 9 |
(6 + 6) + (12 × 1) |
| 10 |
(12 + 6) + (6 × 1) |
| 11 |
(6 × 6) − (12 × 1) |
| 12 |
(12 × 1) + (6 + 6) |
| 13 |
12 + (6 + (6 × 1)) |
| 14 |
12 + ((6 + 6) × 1) |
| 15 |
((12 + 6) + 6) ÷ 1 |
| 16 |
((12 ÷ 1) + 6) + 6 |
| 17 |
((12 + 6) ÷ 1) + 6 |
| 18 |
((6 × 6) − 12) ÷ 1 |
| 19 |
((6 × 6) ÷ 1) − 12 |
| 20 |
(6 × (6 ÷ 1)) − 12 |
| 21 |
(12 + (6 + 6)) ÷ 1 |
| 22 |
(6 × 6) − (12 ÷ 1) |
| 23 |
(12 ÷ 1) + (6 + 6) |
| 24 |
(12 + 6) + (6 ÷ 1) |
| 25 |
(6 + 6) + (12 ÷ 1) |
| 26 |
(12 + (6 ÷ 1)) + 6 |
| 27 |
12 × (1 + (6 ÷ 6)) |
| 28 |
12 + ((6 + 6) ÷ 1) |
| 29 |
12 + (6 + (6 ÷ 1)) |
| 30 |
(6 ÷ (1 ÷ 6)) − 12 |