The expression is 
To make the sentence true insert the parenthesis in left side of the statement in different ways.
Try the expression 
Apply the order of operations; first evaluate statement inside the parenthesis.
\
(Add inside the grouping symbols:
)
Next operation is evaluate statement inside the parenthesis.
\
(Subtract inside the grouping symbols:
)
Next operation is multiplication from left to right.
\
(Multiply:
)
Compare the values, the statement is true.
True statement is
.