24点题目：使用数字 1 1 12 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37个解（使用交换律变换后算一个解）,
难度系数是1星
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最简单入门24点题目
】。
| 序号 |
题目：1,1,12,12 |
| 1 |
((12 + 12) × 1) × 1 |
| 2 |
((12 + 12) + 1) − 1 |
| 3 |
((12 + 1) + 12) − 1 |
| 4 |
((12 + 12) − 1) + 1 |
| 5 |
(12 + 12) × (1 × 1) |
| 6 |
(12 + 1) + (12 − 1) |
| 7 |
(12 + 12) − (1 − 1) |
| 8 |
(12 + 12) + (1 − 1) |
| 9 |
(12 + (12 × 1)) × 1 |
| 10 |
(12 × 1) + (12 × 1) |
| 11 |
(12 + (12 − 1)) + 1 |
| 12 |
12 + (12 + (1 − 1)) |
| 13 |
12 + (12 × (1 × 1)) |
| 14 |
12 + ((12 − 1) + 1) |
| 15 |
12 + (12 − (1 − 1)) |
| 16 |
12 + ((12 + 1) − 1) |
| 17 |
12 + ((12 × 1) × 1) |
| 18 |
((12 + 12) ÷ 1) ÷ 1 |
| 19 |
((12 + 12) ÷ 1) × 1 |
| 20 |
((12 + 12) × 1) ÷ 1 |
| 21 |
(12 + 12) ÷ (1 ÷ 1) |
| 22 |
(12 + (12 ÷ 1)) ÷ 1 |
| 23 |
(12 + (12 × 1)) ÷ 1 |
| 24 |
(12 + 12) ÷ (1 × 1) |
| 25 |
(12 ÷ 1) + (12 ÷ 1) |
| 26 |
(12 ÷ 1) + (12 × 1) |
| 27 |
(12 + 12) × (1 ÷ 1) |
| 28 |
(12 × 1) + (12 ÷ 1) |
| 29 |
(12 + (12 ÷ 1)) × 1 |
| 30 |
12 + (12 ÷ (1 ÷ 1)) |
| 31 |
12 + ((12 × 1) ÷ 1) |
| 32 |
12 + ((12 ÷ 1) × 1) |
| 33 |
12 + (12 × (1 ÷ 1)) |
| 34 |
12 + ((12 ÷ 1) ÷ 1) |
| 35 |
12 + (12 ÷ (1 × 1)) |
| 36 |
1 ÷ (1 ÷ (12 + 12)) |
| 37 |
12 + (1 ÷ (1 ÷ 12)) |