California Algebra 1, 2007
 SELECT PAGE NO. SELECT PROBLEM NO. FOR THE PAGE
19

 PAGE: 11 SET: Exercises PROBLEM: 19

Order of Operations:

To simplify the expression follow the order of operations: (PEMDAS)

1.      Evaluate the expressions inside Brackets/Parenthesis (P).

2.      Evaluate Powers/Exponents (E).

3.      Multiply and/or Divide in order from left to right (MD).

4.      Add and/or Subtract in order from left to right (AS).

A simple technique for remembering the order of operations is turned into phrase

Please Excuse My Dear Aunty Sally

The expression is .

First operation is evaluating the expression within the parenthesis.

(Subtract: )

(Evaluate powers: )

(Subtract: )

Next operation is multiplication.

(Multiply: )

Option A is right choice.

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