Work Hours Calculator
Calculate working time after an unpaid break.
Enable JavaScript to use this calculator. Your inputs stay in this browser.
Formula / Calculation Method
Worked minutes = elapsed minutes − break minutes.
Example Calculation
09:00 to 17:30 with a 30-minute break gives 8 worked hours.
Understanding the Result
Supports overnight shifts shorter than 24 hours. Breaks cannot exceed the shift duration.
What is the Work Hours Calculator?
Calculate working time after an unpaid break.
How to Use
Enter start time, end time and total unpaid break minutes.
Select Calculate after entering your values. Text tools update as you type. Reset restores the starting fields.
Interpreting the Calculation
Worked hours excludes the break. Enter the sum of multiple unpaid breaks. Paid breaks should remain included unless your workplace rules require a different calculation.
Common Questions
How are overnight shifts handled?
If the end time is earlier than the start, it is treated as occurring on the next day.
What assumptions does this tool use?
Supports overnight shifts shorter than 24 hours. Breaks cannot exceed the shift duration.
Related Calculators
Time Duration Calculator
Measure the interval between two clock times.
Hours Calculator
Convert clock-time intervals to decimal hours and minutes.
Age Calculator
Find calendar age on a target date.
Date Difference Calculator
Measure a span in calendar years, months and days.