145550101 20 | − | 2305979137 5000 | t | = | 0 |
| - | 2305979137 5000 | t | = | 0 | − | 145550101 20 |
| - | 2305979137 5000 | t | = | - | 145550101 20 |
145550101 20 | = | 2305979137 5000 | t |
2305979137 5000 | t | = | 145550101 20 |
| t | = | 145550101 20 | ÷ | 2305979137 5000 |
| = | 145550101 20 | × | 5000 2305979137 |
| = | 145550101 | × | 250 2305979137 |
| t | = | 36387525250 2305979137 |