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 ...

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

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 ...

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.

Math is awesome. Wait!! Don’t click out of here to go read an article about Beyoncé and her twins! Stay with me so I can tell you why math is awesome. Because if you have a basic understanding of math ...

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 ...

Opening a high-yield savings account is the first step in the process of working through a solid savings strategy. While your income, spending habits and managing your finances will ultimately drive ...

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.

There are two different ways of calculating interest -- simple and compound. Here's how to calculate each, as well as the key differences and similarities between the two. Simple interest is well, ...

In the real world, simple interest is rarely used. When you deposit money into an interest-bearing account, or take out a line of credit, the interest that accumulates is added to the principal, and ...