There are total 4 hours or 240 minutes from 12am to 4am. In words, this duration is equal to four hours or two hundred forty minutes.
How many hours from
| 9AM to 8AM | 12PM to 9AM | 4AM to 7PM |
| 3AM to 2AM | 9AM to 5PM | 6PM to 2AM |
| 11PM to 11AM | 10PM to 4PM | 3AM to 8AM |
| 11PM to 12PM | 9PM to 4PM | 4AM to 12AM |
| 8PM to 10PM | 11PM to 8PM | 5PM to 1AM |
| 12PM to 6AM | 9PM to 4PM | 7PM to 12PM |
