Attrition rate
Calculate Attrition rate instantly with the exact formula and a worked example. Free online calculator — no signup.
Attrition rate
Left
Avg headcount
Attrition rate
10%
More about: Attrition rate
What it calculates
The “Attrition rate” calculator computes Attrition rate in % from 2 parameters: left, avg headcount.
Applied in business management, unit economics, and financial modeling.
Example calculation
With parameters Left = 10, Avg headcount = 100 the result is 10 %.
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.