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