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