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 ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

It was Albert Einstein who called compound interest the ‘eighth wonder of the world,' saying that ‘he who understands it, earns it. He who doesn't, pays it.' In the investment world, compound interest ...

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 ...