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