These applicant to the real world; by maps, compass bearing and longitude/latitude .
| Degrees | Minutes | Second | |
|---|---|---|---|
| conversion rate | 1 | 60 | 3600 |
Using dimensional analysis, you can make non complete degrees or minute to a smaller unit of minute or sec. Or you can make a large amount of sec and minute to a bigger unit. (just like all other :time, distance or weight)
Convert the unit by multiplying a fraction (nominator of the wanted unit and denominator of the original unit) of 1.