There are total 1 hours or 60 minutes from 7pm to 8pm. In words, this duration is equal to one hours or sixty minutes.
How many hours from
| 4PM to 3AM | 9AM to 2PM | 1AM to 10PM |
| 8AM to 10PM | 6AM to 12AM | 3PM to 2PM |
| 8PM to 12AM | 1PM to 8PM | 7PM to 8AM |
| 6AM to 4AM | 6AM to 6PM | 8PM to 10AM |
| 5PM to 6PM | 8AM to 10PM | 1AM to 4AM |
| 11PM to 9AM | 11PM to 2AM | 8AM to 8PM |
