| 135 | = | ( | 8 25 | ( | 1 | + | g | ) | ) | ÷ | ( | 1 5 | − | g | ) |
| 方程两边同时乘以: | ( | 1 5 | − | g | ) |
| 135 | ( | 1 5 | − | g | ) | = | ( | 8 25 | ( | 1 | + | g | ) | ) |
| 135 | × | 1 5 | − | 135 | g | = | ( | 8 25 | ( | 1 | + | g | ) | ) |
| 135 | × | 1 5 | − | 135 | g | = | 8 25 | ( | 1 | + | g | ) |
| 27 | − | 135 | g | = | 8 25 | ( | 1 | + | g | ) |
| 27 | − | 135 | g | = | 8 25 | × | 1 | + | 8 25 | g |
| 27 | − | 135 | g | = | 8 25 | + | 8 25 | g |
| - | 135 | g | − | 8 25 | g | = | 8 25 | − | 27 |
| - | 3383 25 | g | = | 8 25 | − | 27 |
| - | 3383 25 | g | = | - | 667 25 |
667 25 | = | 3383 25 | g |
3383 25 | g | = | 667 25 |
| g | = | 667 25 | ÷ | 3383 25 |
| = | 667 25 | × | 25 3383 |
| = | 667 | × | 1 3383 |
| g | = | 667 3383 |
| g | = | 0.197162 |