CNBC Select defines compound interest, how it works and ways to take advantage of it if you're looking for a new credit card or somewhere to stash your cash.

Simple interest works in your favor when you borrow money, while compound interest is better for you as an investor.

Learn what compound interest is, how it’s calculated—from annual rates to continuous compounding—and why it’s powerful for savings (and dangerous for debt).

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 ...

If you’re an investor looking to understand the benefits of compound interest, consider the example set by the legendary Warren Buffett. The 93-year-old’s net worth has grown to $137 billion over the ...

If you have a savings account, you might want to know how much you'll earn in interest for parking your cash there. Fortunately, calculating interest on a savings account is not as tough as you ...

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 ...

Albert Einstein called compound interest the "8th wonder." Learn how this simple wealth-building tool can double your money - ...

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A simple-interest car loan is a common way to borrow money to buy a car. What’s great about simple-interest auto loans is that you can save money with this loan structure when you’re buying a vehicle.

Simple interest is paid only on the principal of an investment or loan. Compound interest is calculated on both the initial principal and accumulated interest. Over time, compound interest generally ...

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 ...