| 序号 | 题目:1,2,3,6 | |
|---|---|---|
| 1 | ((6 × 1) + 2) × 3 | |
| 2 | ((6 + 2) × 1) × 3 | |
| 3 | ((6 + 2) × 3) × 1 | |
| 4 | (6 × 2) × (3 − 1) | |
| 5 | (6 + (2 × 1)) × 3 | |
| 6 | (6 + 2) × (3 × 1) | |
| 7 | (6 × (3 − 1)) × 2 | |
| 8 | 6 × (2 + (3 − 1)) | |
| 9 | 6 × (2 × (3 − 1)) | |
| 10 | 6 × ((3 + 2) − 1) | |
| 11 | 6 × (3 + (2 − 1)) | |
| 12 | ((6 ÷ 1) + 2) × 3 | |
| 13 | ((6 + 2) ÷ 1) × 3 | |
| 14 | ((6 + 2) × 3) ÷ 1 | |
| 15 | (6 + (2 ÷ 1)) × 3 | |
| 16 | (6 + 2) × (3 ÷ 1) | |
| 17 | (6 + 2) ÷ (1 ÷ 3) | |
| 18 | 3 ÷ (1 ÷ (6 + 2)) | |