How do you calculate 24 hour time?

Related questions

1. Is 12 midnight AM or PM?
2. What is AM and PM in time?
3. Do doctors use 24hr time?
4. Is a day 12 or 24 hours?
5. How do you write AM or PM?
6. Is 24 hours a whole day?
7. Why does 12pm come after 11am?
8. Is 11pm later than 12pm?
9. Does England do military time?
10. What does the +1 mean on Google flights?

Tags

1. #system
2. #midnight
3. #either
4. #convert
5. #straight
6. #simply
7. #forward
8. #though
9. #calculator
10. #hours
11. #converting
12. #subtract
13. #confusing
14. #following