| x | ÷ | 5 | = | ( | ( | x | + | 100 | ) | − | 1 5 | ( | x | + | 100 | ) | + | 3 10 | ( | x | + | 100 | ) | ) | ÷ | 10 |
| 方程右边 = | ( | x | + | 100 | ) | × | 1 10 | − | 1 5 | ( | x | + | 100 | ) | × | 1 10 | + | 3 10 | ( | x | + | 100 | ) | × | 1 10 |
| = | ( | x | + | 100 | ) | × | 1 10 | − | 1 50 | ( | x | + | 100 | ) | + | 3 100 | ( | x | + | 100 | ) |
| = | x | × | 1 10 | + | 100 | × | 1 10 | − | 1 50 | ( | x | + | 100 | ) | + | 3 100 | ( | x | + | 100 | ) |
| = | x | × | 1 10 | + | 10 | − | 1 50 | ( | x | + | 100 | ) | + | 3 100 | ( | x | + | 100 | ) |
| = | 1 10 | x | + | 10 | − | 1 50 | x | − | 1 50 | × | 100 | + | 3 100 | ( | x | + | 100 | ) |
| = | 1 10 | x | + | 10 | − | 1 50 | x | − | 2 | + | 3 100 | ( | x | + | 100 | ) |
| = | 2 25 | x | + | 8 | + | 3 100 | ( | x | + | 100 | ) |
| = | 2 25 | x | + | 8 | + | 3 100 | x | + | 3 100 | × | 100 |
| = | 2 25 | x | + | 8 | + | 3 100 | x | + | 3 |
| = | 11 100 | x | + | 11 |
1 5 | x | = | 11 100 | x | + | 11 |
1 5 | x | − | 11 100 | x | = | 11 |
9 100 | x | = | 11 |
| x | = | 11 | ÷ | 9 100 |
| = | 11 | × | 100 9 |
| x | = | 1100 9 |
| x | = | 122.222222 |