101 50 | X | − | 10201 2500 | = | 49 50 | × | 9 20 | X |
| Right side of the equation = | 441 1000 | X |
101 50 | X | − | 10201 2500 | = | 441 1000 | X |
101 50 | X | − | 441 1000 | X | = | 10201 2500 |
1579 1000 | X | = | 10201 2500 |
| X | = | 10201 2500 | ÷ | 1579 1000 |
| = | 10201 2500 | × | 1000 1579 |
| = | 10201 5 | × | 2 1579 |
| X | = | 20402 7895 |
| X | = | 2.584167 |