There are two basic ways to do fractions on your iPhone calculator. Here's what you need to know to use the built-in app.

Support your knowledge of this topic by looking at these guides on Lowest Common Multiple and equivalent fractions. Look at the examples below on how to add and subtract fractions and mixed numbers.

If your 8-cylinder Chevrolet Camaro has 3 5/8 gallons of gas left and you have 1 1/2 gallons of spare gas in the trunk, you can figure out how many miles that will take you with the calculator on your ...

Most people break out in a cold sweat when they see fractions. There's something about those little lines and numbers stacked on top of each other that makes even confident adults feel like they're ...

Forget the upcoming presidential election or Madonna's new movie. The next time you want to pick an argument with someone, tell them our country's schoolchildren should be using pocket calculators ...