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