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