Enter a loan balance and the annual interest rate (%) to calculate the yearly interest on your loan. You can leave one field empty to calculate its value.

Yearly Interest Calculator

Enter any 2 values to calculate the missing variable








Yearly Interest Formula

The following formula is used by the calculator above to determine the yearly interest on a loan or mortgage.

YI = LB x AIR / 100
  • Where YI is the yearly interest ($)
  • LB is the loan balance ($)
  • AIR is the annual interest rate (%)
  • 100 is the conversion factor for percentage

To calculate yearly interest, multiply the loan balance by the annual interest rate and then divide by 100.

This formula determines the total interest you would pay in one year on a loan. It does not represent the actual payments if the interest is compounded or if payments are made periodically.

Yearly Interest Definition

Yearly interest is the total interest accrued on a loan or mortgage over one year, calculated based on the loan balance and the annual interest rate.