It is definitely easy to talk about money! In fact, a lot of times when you are trying to understand a concept in math, money is one of those things that applies to just about everything you will learn--and it is a good reason to know your math well. But how does money relate to integers, specifically negative integers?

Well, think about a bank account that has $500 in it. You earn money (income) and you spend money (expenses). Often, people record money that they add to an account as positive numbers and money that they spend as negative numbers.