Learn what simple interest is and how to calculate it using examples with a simple interest formula. You can also use a simple interest calculator.

With a simple interest loan, interest is based only on principal, and you can easily calculate it to find out the true cost of borrowing.

Simple interest is used when a company borrows money for a loan. Usually this amount will be on a monthly basis. The formula for simple interest is principal times the interest rate times the ...

It is the same as calculating simple interest in original mathematics. How do you calculate interest rate in Excel? You can use PMT to calculate the interest rate in Excel.