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".

The expression is .

         (Substitute)

Simplify the expression using order of operations (PEMDAS)

Since there are no grouping symbols and powers,

First operation is Evaluate the expressions within the parentheses.

=          (Evaluate power: )

Next operation is subtraction.

=                 (Subtract: )

Next operation is multiplication.

=                    (Multiply: )

Next operation is division.

=                      (Divide: )

The value of the expression .