There are total 12 hours or 720 minutes from 4pm to 4am. In words, this duration is equal to twelve hours or seven hundred twenty minutes.
How many hours from
| 1AM to 7AM | 8AM to 6PM | 12AM to 8PM |
| 2AM to 1PM | 12AM to 9PM | 6AM to 8AM |
| 5PM to 8PM | 8PM to 7AM | 6PM to 1AM |
| 9PM to 2AM | 8AM to 1AM | 3PM to 5PM |
| 7AM to 12PM | 3PM to 11AM | 4PM to 12PM |
| 11PM to 5AM | 11PM to 2PM | 5AM to 4AM |
