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Billable Hours Calculator

Result

Calculated result 35 Based on the values entered.
↗ Finance

Billable Hours Calculator Work out your billable hours, utilization rate, and billable revenue. Enter your total worked hours, the non-billable hours (admin, breaks, internal work), and your hourly rate. The calculator subtracts non-billable time to find — free online calculator.

Formula

total-nonbillable
  • Billable Hours Calculator calculates its result from Total worked hours, Non-billable hours. It uses the formula total-nonbillable. Change any input to recalculate the result instantly.
  • The main inputs are Total worked hours, Non-billable hours. Enter them in the units and format shown in the calculator.
  • Use monetary amounts, rates and time periods exactly as labeled; the result reflects the assumptions entered on this page.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Billable Hours

Inputs
  • Total worked hours: 40
  • Non-billable hours: 5

Using Total worked hours = 40, Non-billable hours = 5, the calculated result is 35.

Sample result: Calculating…

Frequently asked questions

What does the Billable Hours calculate?

Billable Hours Calculator Work out your billable hours, utilization rate, and billable revenue. Enter your total worked hours, the non-billable hours (admin, breaks, internal work), and your hourly rate. The calculator subtracts non-billable time to find — free online calculator.

Which values should I enter?

Enter Total worked hours, Non-billable hours using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: total-nonbillable.

Why might my result differ from another source?

Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026