113 100 | x | ÷ | 13 100 | + | 103 100 | ( | 106581 2 | − | x | ) | ÷ | 3 100 | = | 147244253 100 |
| 方程左边 = | 113 13 | x | + | 103 3 | ( | 106581 2 | − | x | ) |
113 13 | x | + | 103 3 | ( | 106581 2 | − | x | ) | = | 147244253 100 |
| 方程左边 = | 113 13 | x | + | 103 3 | × | 106581 2 | − | 103 3 | x |
| = | 113 13 | x | + | 3659281 2 | − | 103 3 | x |
| = | - | 1000 39 | x | + | 3659281 2 |
| - | 1000 39 | x | + | 3659281 2 | = | 147244253 100 |
| - | 1000 39 | x | = | 147244253 100 | − | 3659281 2 |
| - | 1000 39 | x | = | - | 35719797 100 |
35719797 100 | = | 1000 39 | x |
1000 39 | x | = | 35719797 100 |
| x | = | 35719797 100 | ÷ | 1000 39 |
| = | 35719797 100 | × | 39 1000 |
| x | = | 1393072083 100000 |
| x | = | 13930.72083 |