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
| 11PM to 1AM | 6PM to 10AM | 1AM to 1PM |
| 9PM to 7PM | 1AM to 2AM | 7AM to 11AM |
| 3AM to 1AM | 5PM to 12PM | 12PM to 10PM |
| 2AM to 8AM | 4AM to 12PM | 10AM to 1PM |
| 11PM to 8PM | 12AM to 9AM | 9AM to 6PM |
| 3PM to 8PM | 8PM to 7PM | 7AM to 4AM |
