10 100 | − | x | ÷ | 10 100 | − | 15 100 | = | 24833 50 | − | 0 | ÷ | 24833 50 | − | 13931 100 |
| 方程左边 = | - | 1 20 | − | 100 10 | x |
| - | 1 20 | − | 100 10 | x | = | 24833 50 | − | 0 | ÷ | 24833 50 | − | 13931 100 |
| 方程右边 = | 24833 50 | − | 0 | − | 13931 100 |
| = | 9341129 26140 |
| - | 1 20 | − | 100 10 | x | = | 9341129 26140 |
| - | 100 10 | x | = | 9341129 26140 | + | 1 20 |
| - | 100 10 | x | = | 2335609 6535 |
| - | 2335609 6535 | = | 100 10 | x |
100 10 | x | = | - | 2335609 6535 |
| x | = | - | 2335609 6535 | ÷ | 100 10 |
| = | - | 2335609 6535 | × | 10 100 |
| = | - | 2335609 1307 | × | 2 100 |
| x | = | - | 4671218 130700 |
| x | = | - | 2335609 65350 |
| x | = | - 35.74 |