| 1 | ÷ | 101 | × | X | + | 13 | ÷ | 113 | × | ( | 3038373 100 | − | X | ) | = | 96963 50 |
| 方程左边 = | 1 101 | X | + | 13 113 | ( | 3038373 100 | − | X | ) |
1 101 | X | + | 13 113 | ( | 3038373 100 | − | X | ) | = | 96963 50 |
| 方程左边 = | 1 101 | X | + | 13 113 | × | 3038373 100 | − | 13 113 | X |
| = | 1 101 | X | + | 39498849 11300 | − | 13 113 | X |
| = | - | 1200 11413 | X | + | 39498849 11300 |
| - | 1200 11413 | X | + | 39498849 11300 | = | 96963 50 |
| - | 1200 11413 | X | = | 96963 50 | − | 39498849 11300 |
| - | 1200 11413 | X | = | - | 17585211 11300 |
17585211 11300 | = | 1200 11413 | X |
1200 11413 | X | = | 17585211 11300 |
| X | = | 17585211 11300 | ÷ | 1200 11413 |
| = | 17585211 11300 | × | 11413 1200 |
| = | 5861737 11300 | × | 11413 400 |
| X | = | 66900004381 4520000 |