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How to Calculate APR

Calculate the Annual Percentage Rate from loan amount, fees, term, and monthly payment.

The Formula

APR = (totalInterest + fees) / principal / term * 100

The apr formula uses the mathematical relationship: APR = (totalInterest + fees) / principal / term * 100. Each variable in the formula represents a measurable quantity that affects the final result.

Step-by-Step Method

  1. 1Identify all input values needed for the apr calculation.
  2. 2Substitute your known values into the formula: APR = (totalInterest + fees) / principal / term * 100.
  3. 3Perform the arithmetic operations in the correct order (PEMDAS/BODMAS).
  4. 4Check that your result has the correct units and is within a reasonable range.
  5. 5Verify using the interactive APR Calculator to confirm your answer.

Related Topics

APRannual percentage rateloanfees

Use the Interactive Calculator

Skip the manual math — get instant results with our free APR calculator.

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