Date
Time Duration
Duration between two times of day, in hours and minutes.
Inputs
Time Duration
Result
Duration
8h 30m
- Minutes
- 510
- Decimal hours
- 8.5
Add and subtract times
Sum shifts, add lap splits, or subtract to find elapsed time — the arithmetic honors 60-minute hours and 60-second minutes. For whole-day spans across the calendar, use the Date Difference Calculator.