6 100 | − | 4 100 | = | ( | F | − | 7881 5000 | ) | ÷ | 7881 5000 | × | 12 | ÷ | 4 |
| Left side of the equation = | 1 50 |
1 50 | = | ( | F | − | 7881 5000 | ) | ÷ | 7881 5000 | × | 12 | ÷ | 4 |
| Right side of the equation = | ( | F | − | 7881 5000 | ) | × | 5000 2627 |
1 50 | = | ( | F | − | 7881 5000 | ) | × | 5000 2627 |
| Right side of the equation = | F | × | 5000 2627 | − | 7881 5000 | × | 5000 2627 |
| = | F | × | 5000 2627 | − | 3 |
1 50 | = | 5000 2627 | F | − | 3 |
| - | 5000 2627 | F | = | - | 3 | − | 1 50 |
| - | 5000 2627 | F | = | - | 151 50 |
151 50 | = | 5000 2627 | F |
5000 2627 | F | = | 151 50 |
| F | = | 151 50 | ÷ | 5000 2627 |
| = | 151 50 | × | 2627 5000 |
| F | = | 396677 250000 |
| F | = | 1.586708 |