Time Calculator
Add hours and minutes.
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What this time calculator does
Add and compare hours and minutes for schedules, work time, travel and everyday planning.
How to use the calculator
Enter the time values you want to combine. The calculator handles minute-to-hour carryovers so totals remain easy to read.
How the calculation works
Minutes are normalized into hours and remaining minutes. Where supported, totals are also represented as decimal hours for calculations.
What the result means
Example: 2 hours 45 minutes plus 1 hour 30 minutes equals 4 hours 15 minutes.
Important assumptions and limitations
For payroll, employers may use specific rounding rules or timekeeping policies. Use the official time record for payroll decisions.
Frequently asked questions
What does the time calculator add?
It adds two durations expressed as hours and minutes and reports the combined duration in hours and minutes.
It adds two durations expressed as hours and minutes and reports the combined duration in hours and minutes.
Can I enter more than 24 hours?
Yes. The hours fields represent durations, not clock times, so values greater than 24 are valid.
Yes. The hours fields represent durations, not clock times, so values greater than 24 are valid.
Can minutes be 60 or more?
No. Minutes should be entered from 0 through 59; use additional hours for a larger duration.
No. Minutes should be entered from 0 through 59; use additional hours for a larger duration.
Does this calculate a time of day?
No. It adds durations rather than clock times and does not account for time zones or dates.
No. It adds durations rather than clock times and does not account for time zones or dates.
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