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