24点 2 8 8 12 解题详情
24点在线计算 · 全部题目与解法
24点题目:使用数字 2 8 8 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 49 个解(使用交换律变换后算一个解),难度系数 ★☆☆☆☆☆☆☆ 【 最简单入门24点题目 】
本题共有 49 个解(使用交换律变换后算一个解),难度系数 ★☆☆☆☆☆☆☆ 【 最简单入门24点题目 】
| 序号 | 题目:2,8,8,12 的解法 | |
|---|---|---|
| 1 | ((12 + 8) − 8) × 2 | |
| 2 | ((12 × 2) − 8) + 8 | |
| 3 | ((12 × 2) + 8) − 8 | |
| 4 | (8 + (12 − 8)) × 2 | |
| 5 | (12 + (8 − 8)) × 2 | |
| 6 | (12 × 2) − (8 − 8) | |
| 7 | (12 − (8 − 8)) × 2 | |
| 8 | (12 × 2) + (8 − 8) | |
| 9 | (8 − 2) × (12 − 8) | |
| 10 | 12 × (2 + (8 − 8)) | |
| 11 | 12 × (8 − (8 − 2)) | |
| 12 | 12 × ((8 + 2) − 8) | |
| 13 | 12 × (2 − (8 − 8)) | |
| 14 | ((8 × 2) × 12) ÷ 8 | |
| 15 | ((12 × 2) × 8) ÷ 8 | |
| 16 | ((12 × 8) ÷ 8) × 2 | |
| 17 | ((12 × 8) × 2) ÷ 8 | |
| 18 | (12 ÷ (8 ÷ 8)) × 2 | |
| 19 | (12 × 8) ÷ (8 ÷ 2) | |
| 20 | (12 × (8 ÷ 8)) × 2 | |
| 21 | (12 × 2) ÷ (8 ÷ 8) | |
| 22 | (12 + 8) + (8 ÷ 2) | |
| 23 | (12 × 2) × (8 ÷ 8) | |
| 24 | (12 + (8 ÷ 2)) + 8 | |
| 25 | 8 × (12 ÷ (8 ÷ 2)) | |
| 26 | 12 × ((8 × 2) ÷ 8) | |
| 27 | 12 + (8 + (8 ÷ 2)) | |
| 28 | 12 × (2 × (8 ÷ 8)) | |
| 29 | 8 × ((12 × 2) ÷ 8) | |
| 30 | 12 × (8 ÷ (8 ÷ 2)) | |
| 31 | 12 × (2 ÷ (8 ÷ 8)) | |
| 32 | (8 × 2) × (12 ÷ 8) | |
| 33 | (8 × 2) ÷ (8 ÷ 12) | |
| 34 | (8 × (12 ÷ 8)) × 2 | |
| 35 | (12 × 8) × (2 ÷ 8) | |
| 36 | (8 ÷ (8 ÷ 12)) × 2 | |
| 37 | 12 × (8 × (2 ÷ 8)) | |
| 38 | 8 × (12 × (2 ÷ 8)) | |
| 39 | 2 ÷ ((8 ÷ 8) ÷ 12) | |
| 40 | 8 ÷ (8 ÷ (12 × 2)) | |
| 41 | 12 ÷ (8 ÷ (8 × 2)) | |
| 42 | 12 ÷ ((8 ÷ 2) ÷ 8) | |
| 43 | 2 ÷ (8 ÷ (12 × 8)) | |
| 44 | 8 × (2 ÷ (8 ÷ 12)) | |
| 45 | 8 ÷ ((8 ÷ 2) ÷ 12) | |
| 46 | 8 × (2 × (12 ÷ 8)) | |
| 47 | 2 ÷ ((8 ÷ 12) ÷ 8) | |
| 48 | 12 ÷ ((8 ÷ 8) ÷ 2) | |
| 49 | 8 ÷ ((8 ÷ 12) ÷ 2) | |