Order of Operations
a. Work separately above and below any fraction bar.
b. If grouping symbols such as parentheses ( ), square brackets [ ],
or absolute value bars 
are present, start with the innermost set
and work outward.
c. Evaluate all powers, roots, and absolute values.
d. Do any multiplications or divisions in order, working from left to
e. Do any additions or subtractions in order, working from left to
5 + 2 . 3 Multiply.
= 5 + 6 Add
= 11 .