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