Interest is quite possibly the most complex bit of math that the average person has to use everyday. Like the Force, it can be used for good, for evil, and it binds the galaxy together. When interest ...

Knowing your loan's interest rate matters, as does learning how that rate is calculated. Interest is either simple or compound. If you have a simple interest loan, interest is based only on the ...

There are few real math whizzes in the world. As the old saying goes, how often are you going to trot out even high school algebra in most of what you do? But people use regular arithmetic all the ...

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 ...

For most investors, wealth creation is not about chasing the next big opportunity — it’s about understanding time and the quiet power of compounding. Financial planners often describe compounding as ...

The Rule of 72 has likely made its way to many table conversations about money. It’s a simple, almost magical calculation ...

Elvis Picardo is a regular contributor to Investopedia and has 25+ years of experience as a portfolio manager with diverse capital markets experience. Suzanne is a content marketer, writer, and ...

The TI-83 scientific calculator includes a finance-solving application that can do advanced calculations about the time value of money. It can also solve the basic equation for simple interest, which ...

Experts at Carleton acknowledged calculating add-on interest isn’t as prevalent as it once was with finance companies and other lenders using simple-interest calculations more often nowadays. However, ...

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 ...