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