There are total 23 hours or 1380 minutes from 9am to 8am. In words, this duration is equal to twenty-three hours or one thousand three hundred eighty minutes.
How many hours from
| 10AM to 4AM | 9AM to 12AM | 12AM to 2PM |
| 7AM to 6PM | 11PM to 10PM | 5AM to 1PM |
| 1AM to 1PM | 9PM to 11AM | 3PM to 11PM |
| 3AM to 10AM | 6AM to 5AM | 4AM to 11AM |
| 10PM to 4AM | 5AM to 8AM | 6AM to 8AM |
| 8PM to 3PM | 12PM to 7AM | 8AM to 7PM |
