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Shift Work Calculators

Break Deduction Calculator

Paid hours after deducting breaks, and the legal minimum break for a shift length.

Enter values

Results update as you type.

Result

Paid hours per shift

8

Total paid hours
160
Unpaid break time
20 hours
Typical legal minimum break
20 min
for a shift over 6 hours in many jurisdictions
Break status
Unpaid — deducted
Break as a share of the shift
11.1%
Hours lost per month (20 shifts)
20

Break entitlements are set by law and vary by country and sector — check the rules that apply to you.

About the Break Deduction Calculator

Paid hours after deducting breaks, and the legal minimum break for a shift length.

Also known as: unpaid break calculator, rest break entitlement, lunch break deduction, working time breaks.

How to use this calculator

  1. Enter shift length, break taken, break is paid, number of shifts.
  2. The result updates instantly as you type — press Calculate (or Enter) at any time.
  3. Review the breakdown shown under the main result.
  4. Use Copy result or Share to save the answer or send a link with your inputs.

Formula

paid hours = shift length − unpaid break

Worked example

Using the values pre-filled in the calculator above:

  • Shift length = 9 hours
  • Break taken = 60 min
  • Break is paid: no
  • Number of shifts = 20

the calculator returns:

  • Paid hours per shift: 8
  • Total paid hours: 160
  • Unpaid break time: 20 hours
  • Typical legal minimum break: 20 min