Short division is also known as the bus stop method and is often used to divide large numbers. Start with 8 ÷ 7. 8 ÷ 7 = 1 remainder 1. Write 1 above 8 and carry the 1 to the next digit to give 17 17 ...

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.