There are total 22 hours or 1320 minutes from 9am to 7am. In words, this duration is equal to twenty-two hours or one thousand three hundred twenty minutes.
How many hours from
| 2AM to 1PM | 10AM to 8PM | 9PM to 3PM |
| 11AM to 10PM | 2AM to 11PM | 1PM to 4PM |
| 1AM to 2AM | 5PM to 12PM | 12AM to 9PM |
| 11AM to 4AM | 4AM to 8AM | 4PM to 2AM |
| 2AM to 3AM | 12AM to 3AM | 10AM to 1AM |
| 4PM to 12AM | 7PM to 4AM | 7AM to 10PM |