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