Pro Rata Calculator | Accurate Salary Calculations

Use this pro rata calculator to quickly figure out partial payments or allocations based on time worked.

Pro Rata Salary Calculator

This calculator helps you determine the pro-rata salary based on the number of days worked within a payment period.

How to Use

  1. Enter your Annual Salary in the first input field.
  2. Enter the number of Days Worked in the current period.
  3. Enter the Total Days in the period (e.g., 365 for a year, 30 for a month).
  4. Click “Calculate” to see the pro-rata salary.

How It Calculates

The pro-rata salary is calculated using the formula: (Annual Salary / Total Days in Period) * Days Worked

Limitations

Ensure to input valid numbers:

  • Annual Salary must be a positive number.
  • Days Worked must not be greater than Total Days in the period.
  • All values must be greater than zero. The calculator does not handle zero or negative values.