How Subtraction Helps you EveryDay

Here are some examples on how subtraction can help you every day. Let's say you're going to the desert. You need special clothes, water, and transportation. You only have the doing buggy. Oh no! It's not running! You have to return it and get all hundred and $515 back. You have to buy another one. The only one you want is 301 dollars! How much money will you have left? 515-301 is 214. So you have money to buy more stuff! Now you need clothes and water. He spent $212. How much will you have left? 214-212 = 2. You have two dollars. Now you can go to the desert!