Payment Breakdown Calculator

This calculator will help you to determine the principal and interest breakdown on any given payment number. Simply enter the loan's original terms (principal, interest rate, number of payments, and monthly payment amount) and click on the "Compute" button.

Note: Other than decimal points, do not enter any other non-numeric characters (commas, dollar signs, etc.) in the entry boxes. Doing so will cause a JavaScript error.

Original principal amount borrowed:
What is the loan's annual interest rate?
Original number of payments:
Loan's monthly payment amount?
Which payment number would you like broken down?
This is the principal portion of the entered payment #:
This is the interest portion of the entered payment #:
Please allow for slight rounding differences.