Algebra 1, 2008
29

 PAGE: 24 SET: Exercises PROBLEM: 29

The expression is

Order of Operations:

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

1.      Evaluate the expressions inside the Parenthesis/Brackets (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"

Simplify the expression using order of operations (PEMDAS).

Since there are no grouping symbols and powers.

First operation is Evaluate Powers

(Evaluate the power: )

Next operation is Subtraction.

Next operation is Multiplication.

(Multiplicative property of zero: )

Next operation is Subtraction.

(Subtraction property: )

The value of expression is 2.

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