Work Hours Calculator
Calculate hours worked between two times, subtracting break duration.
About this calculator
The Work Hours Calculator on NumberCals is a free, mobile-friendly tool for anyone needing to calculate hours worked between two times, subtracting break duration. Enter your values in the form below and the result is computed instantly — no sign-up, no installation, no waiting.
Formula used
hours = end − start − break_minutes/60
What you'll need
- Start Time (HH:MM) (e.g. 09:00)
- End Time (HH:MM) (e.g. 17:30)
- Break (minutes) (e.g. 30)
What you'll get
- Hours Worked
- Minutes Worked
Formula
hours = end − start − break_minutes/60
Result
Frequently Asked Questions
Crosses midnight? +
If end time is earlier than start, the calculator assumes the shift crossed midnight and adds 24 hours.
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