24点 2 6 8 9 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 6 8 9，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 ★★★☆☆☆☆☆ 【 中等偏易24点题目 】
本题共有 34 个解（使用交换律变换后算一个解），难度系数 ★★★☆☆☆☆☆ 【 中等偏易24点题目 】
| 序号 | 题目：2,6,8,9 的解法 | |
|---|---|---|
| 1 | 8 × ((6 × 2) − 9) | |
| 2 | ((9 × 8) ÷ 6) × 2 | |
| 3 | ((9 × 8) × 2) ÷ 6 | |
| 4 | ((8 × 2) × 9) ÷ 6 | |
| 5 | ((9 × 2) × 8) ÷ 6 | |
| 6 | (9 × 8) ÷ (6 ÷ 2) | |
| 7 | 8 × (9 ÷ (6 ÷ 2)) | |
| 8 | 8 × ((9 × 2) ÷ 6) | |
| 9 | (8 × 2) × (9 ÷ 6) | |
| 10 | (9 × (8 ÷ 6)) × 2 | |
| 11 | (9 × 2) ÷ (6 ÷ 8) | |
| 12 | (9 × 2) × (8 ÷ 6) | |
| 13 | (9 × 8) × (2 ÷ 6) | |
| 14 | (8 × (9 ÷ 6)) × 2 | |
| 15 | (9 ÷ (6 ÷ 8)) × 2 | |
| 16 | (8 × 2) ÷ (6 ÷ 9) | |
| 17 | (8 ÷ (6 ÷ 9)) × 2 | |
| 18 | 9 × ((8 × 2) ÷ 6) | |
| 19 | 9 × (8 ÷ (6 ÷ 2)) | |
| 20 | 2 ÷ ((6 ÷ 8) ÷ 9) | |
| 21 | 8 × (2 × (9 ÷ 6)) | |
| 22 | 2 ÷ (6 ÷ (9 × 8)) | |
| 23 | 9 ÷ (6 ÷ (8 × 2)) | |
| 24 | 9 ÷ ((6 ÷ 8) ÷ 2) | |
| 25 | 2 ÷ ((6 ÷ 9) ÷ 8) | |
| 26 | 8 ÷ ((6 ÷ 9) ÷ 2) | |
| 27 | 9 × (2 × (8 ÷ 6)) | |
| 28 | 8 × (2 ÷ (6 ÷ 9)) | |
| 29 | 8 × (9 × (2 ÷ 6)) | |
| 30 | 8 ÷ ((6 ÷ 2) ÷ 9) | |
| 31 | 9 × (2 ÷ (6 ÷ 8)) | |
| 32 | 8 ÷ (6 ÷ (9 × 2)) | |
| 33 | 9 ÷ ((6 ÷ 2) ÷ 8) | |
| 34 | 9 × (8 × (2 ÷ 6)) | |