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