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