| X | ÷ | 396 | + | 110391 100 | + | X | = | 7 100 |
| Left side of the equation = | 397 396 | X | + | 110391 100 |
397 396 | X | + | 110391 100 | = | 7 100 |
397 396 | X | = | 7 100 | − | 110391 100 |
397 396 | X | = | - | 27596 25 |
| X | = | - | 27596 25 | ÷ | 397 396 |
| = | - | 27596 25 | × | 396 397 |
| X | = | - | 10928016 9925 |
| X | = | - 1101.059547 |