Simple Interest on $500 at 12% for 3 Years
A $500 principal at 12% annual simple interest over 3 years earns $180 in interest.
How to use this tool
- Enter principal, annual rate and years in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your interest and the full breakdown beneath it.
Calculate simple interest on a small loan or deposit at a higher 12% rate over three years.