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