Use this free interest calculator to calculate simple and compound interest quickly and accurately.
Interest Calculator
How to Use This Calculator
Enter the principal amount, interest rate, and time period. The calculator will show the interest earned and total amount.
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FAQs
What is interest?
Interest is the cost of borrowing money or the return on savings.
How do you calculate simple interest?
Multiply principal, rate, and time, then divide by 100.
What is total amount?
It is the original amount plus the interest earned.