There are total 12 hours or 720 minutes from 10pm to 10am. In words, this duration is equal to twelve hours or seven hundred twenty minutes.
How many hours from
| 8PM to 9PM | 12AM to 3PM | 10PM to 9AM |
| 9AM to 1AM | 10PM to 12PM | 3PM to 2PM |
| 12PM to 3PM | 7AM to 2AM | 10PM to 7PM |
| 10PM to 3PM | 5AM to 8PM | 11PM to 12AM |
| 1AM to 2AM | 2AM to 12AM | 3PM to 4PM |
| 7AM to 10AM | 10PM to 10AM | 5AM to 3AM |
