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
| 1AM to 4PM | 6PM to 1AM | 2PM to 8AM |
| 8AM to 1PM | 5PM to 10AM | 4AM to 10AM |
| 1PM to 9PM | 6AM to 3PM | 12PM to 7AM |
| 11PM to 1AM | 5PM to 9PM | 11PM to 9PM |
| 1PM to 9PM | 1PM to 12AM | 4AM to 8PM |
| 6PM to 5PM | 1PM to 11PM | 7AM to 3PM |
