July 18, 2015
It is a must that you understand the order of operations. For the most part everyone has a decent understanding of this concept; however it is worth going over and noting the few areas where people make common mistakes.
First the order itself:
This is known as either PEMDAS, or sometimes with the short phrase - Please Excuse My Dear Aunt Sally. However, you have to remember it, commit it to memory and work on it so...