| x | = | 909 100 | + | 9 20 | + | 41 100 | + | 12 25 | + | 1 | + | ( | x | ÷ | 109 100 | × | 9 100 | ) | × | 28 25 | + | 8 |
| 方程右边 = | 1943 100 | + | ( | x | ÷ | 109 100 | × | 9 100 | ) | × | 28 25 |
| x | = | 1943 100 | + | ( | x | ÷ | 109 100 | × | 9 100 | ) | × | 28 25 |
| 方程右边 = | 1943 100 | + | x | ÷ | 109 100 | × | 9 100 | × | 28 25 |
| = | 1943 100 | + | x | × | 252 2725 |
| x | = | 1943 100 | + | 252 2725 | x |
| x | − | 252 2725 | x | = | 1943 100 |
2473 2725 | x | = | 1943 100 |
| x | = | 1943 100 | ÷ | 2473 2725 |
| = | 1943 100 | × | 2725 2473 |
| = | 1943 4 | × | 109 2473 |
| x | = | 211787 9892 |
| x | = | 21.409927 |