
When you have more than one arithmetic operation, use the following rules to decide on the order in which you should perform the operations:
Letters in PEMDAS stand for: P  Parenthesis E  Exponents MD  Multiplication or Division from left to right AS  Addition or Subtraction from left to right The following phrase helps students remember the PEMDOS rule further: Please Excuse (My Dear) (Aunt Sally).
Example : Solve (9 + 7) × 2 + 4 × 5 Directions: Use the above rules for order of operations and find the correct answers to the following questions. Also write at least ten examples of your own. 