| 10 | x | = | 41 100 | × | 221 1000 | ( | 10 | − | 10 | x | − | 3 10 | ) | − | 71 100 | − | 7 125 | × | 3 |
| 方程右边 = | 9061 100000 | ( | 10 | − | 10 | x | − | 3 10 | ) | − | 71 100 | − | 21 125 |
| = | 9061 100000 | ( | 10 | − | 10 | x | − | 3 10 | ) | − | 439 500 |
| 10 | x | = | 9061 100000 | ( | 10 | − | 10 | x | − | 3 10 | ) | − | 439 500 |
| 方程右边 = | 9061 100000 | × | 10 | − | 9061 100000 | × | 10 | x | − | 9061 100000 | × | 3 10 | − | 439 500 |
| = | 9061 10000 | − | 9061 10000 | x | − | 27183 1000000 | − | 439 500 |
| = | 917 1000000 | − | 9061 10000 | x |
| 10 | x | = | 917 1000000 | − | 9061 10000 | x |
| 10 | x | + | 9061 10000 | x | = | 917 1000000 |
109061 10000 | x | = | 917 1000000 |
| x | = | 917 1000000 | ÷ | 109061 10000 |
| = | 917 1000000 | × | 10000 109061 |
| = | 917 100 | × | 1 109061 |
| x | = | 917 10906100 |
| x | = | 0.000084 |