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