| 900 | − | 0 | − | 1650 | ÷ | 16000 | × | 16000 | × | 11 10 | ( | 1 | − | x | ) | = | 0 |
| Left side of the equation = | 900 | − | 0 | − | 1815 | ( | 1 | − | x | ) |
| = | 900 | − | 1815 | ( | 1 | − | x | ) |
| 900 | − | 1815 | ( | 1 | − | x | ) | = | 0 |
| Left side of the equation = | 900 | − | 1815 | × | 1 | + | 1815 | x |
| = | 900 | − | 1815 | + | 1815 | x |
| = | - | 915 | + | 1815 | x |
| - | 915 | + | 1815 | x | = | 0 |
| 1815 | x | = | 0 | + | 915 |
| 1815 | x | = | 915 |
| x | = | 915 | ÷ | 1815 |
| = | 915 | × | 1 1815 |
| = | 61 | × | 1 121 |
| x | = | 61 121 |
| x | = | 0.504132 |