On the surface, an interest rate is just a number. How that number applies to debt or equity opens up a world of possibilities. The first consideration is always whether it’s simple interest vs.

Interest can be charged when you borrow money or earned when you save. When you charge something on a credit card or take out a loan from a financial institution (student loan, auto loan, mortgage, ...

Simple interest is paid only on the principal, e.g., a $10,000 investment at 5% yields $500 annually. Compound interest accumulates on both principal and past interest, increasing total returns over ...

A simple interest loan doesn’t charge you additional interest on your accrued interest. In other words, the only interest you pay is on the outstanding principal balance of your loan. Auto loans and ...

Interest is either the cost of borrowing money or the reward for saving or investing it — depending on which side of the transaction you’re on. For borrowers, interest is a percentage of the amount of ...

Simple interest calculates earnings or payments based solely on the initial principal, while compound interest grows by calculating interest on both the principal and the accumulated interest over ...

A simple interest loan calculates the interest based only on the principal you owe. It stands in contrast to a compound interest loan, which calculates interest based on principal and any outstanding ...

Knowing your loan's interest rate matters, as does learning how that rate is calculated. Interest is either simple or compound. Are Personal Loans a Good or Bad Idea? Taking out a personal loan can ...