Adjust the values, then select Calculate to see the result.
Add or Subtract Time
Sum a List
Day
Hour
Minute
Second
Operation
Add (+)
Subtract (−)
Day
Hour
Minute
Second
Durations, one per line (H:MM:SS or H:MM)
1:30:00 0:45:30 2:15
Calculate
Clear
Result
Enter your values, then select Calculate.
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