Simple Interest Calculator

Answer: Simple interest = principal × rate × time ÷ 100. Add it to the principal for the total amount.

Interest1,000.00
Total amount11,000.00

This is simple (not compound) interest. Nothing leaves your browser.

How to use this free simple interest calculator

  1. Enter the principal amount.
  2. Enter the annual interest rate.
  3. Enter the time in years and read the interest and total.