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.

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 ...

Oh Google. Sometimes you’re so awesome. Google search has long featured a built-in calculator function but a recent update added a fully functional 34-button scientific calculator. Previously, when a ...