Time calculator that allows you to make hourly calculations and time conversions using the h:min:s (hours, minutes, seconds) format.

hours_calculator online

The time calculator allows you to make additions, subtractions and conversions on hours or durations expressed in seconds, minutes, hours.

The duration calculator allows you to add hours or durations in h:min:s format. For example, to add 2 hours with 14 minutes, enter hours_calculator(`2:00:00+00:14:00`).

The duration calculator allows you to subtract hours or durations in the format h:min:s. To subtract 2h 13min 5s from 47min , you have to enter hours_calculator(`2:13:05-00:47:00`).

The time calculator automatically converts time into hours, minutes and seconds. For example, to convert 5h into minutes and seconds, you have to enter hours_calculator(`5:00:00`).

hours_calculator(h:min:s+h:min:s+...+h:min:s)

- hours_calculator(`7:43:07-3:45:03`)`=03:58:04`
- hours_calculator(`7:43:07-3:45:03-0:4:0`)`=03:54:04`
- hours_calculator(`0:68:16`)`=01:08:16`

See also

- Pace to speed converter : pace_to_speed. The calculator allows you to convert a pace (time needed to cover 1 kilometer) into speed expressed in km/h.
- Hours calculator : hours_calculator. Time calculator that allows you to make hourly calculations and time conversions using the h:min:s (hours, minutes, seconds) format.
- Time converter : time_converter. Time calculator that can convert durations into seconds, minutes, hours and days.
- Speed conversions : convert_speed. The speed converter allows online conversions to :.kilometers per hour, meters per second, miles per hour, feet per second, knots
- Average speed calculator : average_speed. The calculator returns a speed in km/h from a distance and a duration, or from a pace (duration necessary to cover 1 kilometer).
- Speed to pace converter : speed_to_pace. Pace calculator from a speed in km/h, the pace is the time to cover a distance, usually expressed in min/km or min/mile.

Course reminders, calculators, exercises and games : Time, Numbers