There are total 14 hours or 840 minutes from 7pm to 9am. In words, this duration is equal to fourteen hours or eight hundred forty minutes.
How many hours from
| 3PM to 3AM | 1AM to 3AM | 3PM to 1PM |
| 3AM to 4AM | 12AM to 1AM | 3AM to 9AM |
| 8PM to 5AM | 2PM to 12AM | 6AM to 4AM |
| 10AM to 2PM | 12AM to 7AM | 8AM to 2PM |
| 12PM to 8PM | 11AM to 7PM | 2PM to 1PM |
| 5AM to 1PM | 4PM to 8PM | 4AM to 8PM |
