There are total 2 hours or 120 minutes from 1am to 3am. In words, this duration is equal to two hours or one hundred twenty minutes.
How many hours from
| 2PM to 8PM | 7AM to 2PM | 11PM to 1PM |
| 10AM to 1PM | 11AM to 10AM | 4PM to 6AM |
| 5PM to 2AM | 5PM to 11PM | 9PM to 12AM |
| 1AM to 9PM | 2AM to 11AM | 1AM to 2AM |
| 3AM to 9PM | 6PM to 6AM | 8AM to 3AM |
| 9PM to 6AM | 6AM to 12PM | 4AM to 5AM |
