24点题目:使用数字 11 12 12 13,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34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:11,12,12,13 |
| 1 |
((13 + 12) + 11) − 12 |
| 2 |
((13 + 11) + 12) − 12 |
| 3 |
((12 + 11) + 13) − 12 |
| 4 |
((13 + 12) − 12) + 11 |
| 5 |
(13 + 12) − (12 − 11) |
| 6 |
(12 + 11) + (13 − 12) |
| 7 |
(13 − (12 − 12)) + 11 |
| 8 |
(13 + 11) − (12 − 12) |
| 9 |
(13 + 11) + (12 − 12) |
| 10 |
(13 + (12 − 12)) + 11 |
| 11 |
(12 + (13 − 12)) + 11 |
| 12 |
(13 × 12) − (12 × 11) |
| 13 |
13 + (11 − (12 − 12)) |
| 14 |
12 + (13 − (12 − 11)) |
| 15 |
12 + (11 + (13 − 12)) |
| 16 |
13 + (11 + (12 − 12)) |
| 17 |
13 + ((12 + 11) − 12) |
| 18 |
13 + (12 − (12 − 11)) |
| 19 |
12 + ((13 + 11) − 12) |
| 20 |
((13 × 12) ÷ 12) + 11 |
| 21 |
((13 + 11) × 12) ÷ 12 |
| 22 |
(13 × (12 ÷ 12)) + 11 |
| 23 |
(13 + 11) × (12 ÷ 12) |
| 24 |
(13 + 11) ÷ (12 ÷ 12) |
| 25 |
(13 ÷ (12 ÷ 12)) + 11 |
| 26 |
13 + (11 × (12 ÷ 12)) |
| 27 |
12 × ((13 + 11) ÷ 12) |
| 28 |
13 + (11 ÷ (12 ÷ 12)) |
| 29 |
13 + ((12 × 11) ÷ 12) |
| 30 |
(12 ÷ (12 ÷ 13)) + 11 |
| 31 |
(12 × (13 ÷ 12)) + 11 |
| 32 |
13 + (12 × (11 ÷ 12)) |
| 33 |
13 + (12 ÷ (12 ÷ 11)) |
| 34 |
12 ÷ (12 ÷ (13 + 11)) |