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"
\\
Evaluate the expression within the parentheses.i.e Evaluate powers
\\
(Evaluate power:
)
Next operation is addition.
\ \
Next operation is multiplication. Next operation is division. The value of the expression is
(Add:
)
(Multiply:
)
(Divide:
)
.
\