Question 30570
For those who forgot:
PEMDAS  (P)lease (E)xcuse (M)y (D)ear (A)unt (S)ally
P Parenthises
E Exponents
M Multiply
D Divide
A Add
S Subtract


{{{ (100 +50)+(15-5) }}} work both Parenthises first
{{{ (150) + (10) }}} now add
{{{ 160 }}}