DEBT MANAGEMENT CHANNEL

Credit Card Interest Calculator

Calculate the monthly interest penalty generated by carrying credit card balances.

Calculator Variables

$
%

Calculation Overview

Calculate the monthly interest charged on your credit cards and see the high cost of only paying minimums.

Mathematical Model & Formula

Monthly Interest = (Balance * APR %) / 12

Applies the daily periodic interest calculation model representing revolving bank fees.

Variables Defined:

Worked Example Scenario

Scenario: Carrying $5,000 balance at 22% APR.

  1. Monthly interest = ($5,000 * 0.22) / 12

Result: $91.67 monthly interest cost.

Frequently Asked Questions

How can I avoid credit card interest?

Always pay the "Statement Balance" in full by the due date every month to trigger your interest grace period.