There are total 11 hours or 660 minutes from 8pm to 7am. In words, this duration is equal to eleven hours or six hundred sixty minutes.
How many hours from
| 12PM to 1PM | 1AM to 4PM | 8PM to 4PM |
| 8AM to 5PM | 1AM to 3AM | 5AM to 12PM |
| 12PM to 4PM | 10AM to 8AM | 4PM to 2PM |
| 7PM to 9AM | 1AM to 2PM | 2PM to 8AM |
| 11PM to 1PM | 1AM to 8AM | 9PM to 6AM |
| 1PM to 4PM | 4PM to 1AM | 2PM to 5PM |
