Respuesta :

so its easy so () are first! 5.5 2.5 is 8. then 2x4 is 8 so 8/8 is 0 so thats your answer 0

ryanwxu99
PEMDAS is parenthesis, exponents, multiplication, division, addition, and subtraction. 
Knowing that, you do 5.5 plus 2.5 and you get 8 and then you do 8/2 = 4 times 4= 16.