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