How to use this work hours calculator
Enter the requested values above and select Calculate. The result updates immediately on the page, so you can change one value and compare different scenarios without leaving the calculator.
Formula and method
Example
8:00 AM to 4:30 PM with a 30-minute unpaid break equals 8 paid hours.
What this calculator is useful for
Calculate paid work hours from start time, end time and an unpaid break. It is designed for quick estimates and everyday problem solving. When a calculation affects a contract, tax filing, medical decision or other high-stakes situation, verify the result with the appropriate professional or authoritative source.
Frequently asked questions
What does the Work Hours Calculator calculate?
Calculate paid work hours from start time, end time and an unpaid break.
How does the calculation work?
Paid hours = elapsed shift time − unpaid break. Overnight shifts are supported.
Is this calculator free?
Yes. ERICH Calculators is free to use and no account is required.