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

- Enter your Annual Salary in the first input field.
- Enter the number of Days Worked in the current period.
- Enter the Total Days in the period (e.g., 365 for a year, 30 for a month).
- 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.