20757 100 | = | X | ÷ | 510 | × | 100 | + | 527 | ÷ | 527 | × | 100 |
| Right side of the equation = | X | × | 10 51 | + | 100 |
20757 100 | = | 10 51 | X | + | 100 |
| - | 10 51 | X | = | 100 | − | 20757 100 |
| - | 10 51 | X | = | - | 10757 100 |
10757 100 | = | 10 51 | X |
10 51 | X | = | 10757 100 |
| X | = | 10757 100 | ÷ | 10 51 |
| = | 10757 100 | × | 51 10 |
| X | = | 548607 1000 |
| X | = | 548.607 |