There are total 1 hours or 60 minutes from 4am to 5am. In words, this duration is equal to one hours or sixty minutes.
How many hours from
| 3AM to 12PM | 8PM to 5PM | 5PM to 3PM |
| 10AM to 7AM | 2PM to 11AM | 6PM to 11PM |
| 1AM to 9AM | 1AM to 5AM | 5PM to 10AM |
| 6AM to 4AM | 5PM to 3AM | 10PM to 7PM |
| 6AM to 5AM | 8PM to 9PM | 3AM to 9AM |
| 10AM to 9AM | 1PM to 1AM | 8PM to 1PM |
