| 1 | ÷ | 3 | × | x | − | 1 | ÷ | 4 | ÷ | 1 | ÷ | 2 | − | 1 10 | x | − | 1 20 | x | ÷ | 3 100 | = | 1 |
| 方程左边 = | 1 3 | x | − | 1 8 | − | 1 10 | x | − | 5 3 | x |
| = | - | 43 30 | x | − | 1 8 |
| - | 43 30 | x | − | 1 8 | = | 1 |
| - | 43 30 | x | = | 1 | + | 1 8 |
| - | 43 30 | x | = | 9 8 |
| - | 9 8 | = | 43 30 | x |
43 30 | x | = | - | 9 8 |
| x | = | - | 9 8 | ÷ | 43 30 |
| = | - | 9 8 | × | 30 43 |
| = | - | 9 4 | × | 15 43 |
| x | = | - | 135 172 |
| x | = | - 0.784884 |