| 2000 | = | 65 4 | Q | ( | 1 | − | 1327 50000 | ) | − | 6500 | − | 15 4 | Q |
| 方程右边 = | 65 4 | Q | × | 1 | − | 65 4 | Q | × | 1327 50000 | − | 6500 | − | 15 4 | Q |
| = | 65 4 | Q | − | 17251 40000 | Q | − | 6500 | − | 15 4 | Q |
| = | 482749 40000 | Q | − | 6500 |
| 2000 | = | 482749 40000 | Q | − | 6500 |
| - | 482749 40000 | Q | = | - | 6500 | − | 2000 |
| - | 482749 40000 | Q | = | - | 8500 |
| 8500 | = | 482749 40000 | Q |
482749 40000 | Q | = | 8500 |
| Q | = | 8500 | ÷ | 482749 40000 |
| = | 8500 | × | 40000 482749 |
| = | 500 | × | 40000 28397 |
| Q | = | 20000000 28397 |
| Q | = | 704.29975 |