| 1 | ÷ | ( | ( | 1 | ÷ | 3 | × | m | ) | + | ( | 1 | ÷ | 2 | × | m | ) | ) | = | 6 |
| 方程两边同时乘以: | ( | ( | 1 | ÷ | 3 | × | m | ) | + | ( | 1 | ÷ | 2 | × | m | ) | ) |
| 1 | = | 6 | ( | ( | 1 | ÷ | 3 | × | m | ) | + | ( | 1 | ÷ | 2 | × | m | ) | ) |
| 1 | = | 6 | ( | 1 | ÷ | 3 | × | m | ) | + | 6 | ( | 1 | ÷ | 2 | × | m | ) |
| 1 | = | 6 | × | 1 | ÷ | 3 | × | m | + | 6 | ( | 1 | ÷ | 2 | × | m | ) |
| 1 | = | 2 | m | + | 6 | ( | 1 | ÷ | 2 | × | m | ) |
| 1 | = | 2 | m | + | 6 | × | 1 | ÷ | 2 | × | m |
| 1 | = | 2 | m | + | 3 | m |
| 1 | = | 5 | m |
| - | 5 | m | = | - | 1 |
| 1 | = | 5 | m |
| 5 | m | = | 1 |
| m | = | 1 | ÷ | 5 |
| = | 1 | × | 1 5 |
| m | = | 1 5 |
| m | = | 0.2 |