Add / Subtract Time to a Clock Calculator
Find the new time by adding or subtracting hours and minutes to a clock time.
h
min
Result
17:15
Result time: 17:15
Result in all units
Step-by-step solution
What Is Adding Time to a Clock?
Adding time to a clock finds a new time by adding or subtracting a specific duration (hours and minutes) to a clock time. It is used for appointment and deadline calculations.
How is it calculated?
How Is It Calculated?
- Enter the start time and the duration to add or subtract.
- The result is given in 24-hour format.
For example, 14:30 + 2 hours 45 minutes = 17:15.
Frequently Asked Questions
What happens if it rolls over to the next day?
If the duration exceeds 24 hours, the result carries over to the next day and how many days later it falls can be shown.