There are total 9 hours or 540 minutes from 7pm to 4am. In words, this duration is equal to nine hours or five hundred forty minutes.
How many hours from
| 1PM to 9PM | 9PM to 3PM | 8PM to 11AM |
| 7PM to 6PM | 2PM to 9PM | 11AM to 2AM |
| 8AM to 5PM | 4PM to 4AM | 1PM to 12PM |
| 11PM to 8AM | 6PM to 7AM | 10PM to 1PM |
| 11AM to 9AM | 5AM to 11AM | 9AM to 1AM |
| 11AM to 8PM | 12AM to 4AM | 8PM to 5AM |
