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