Use the symbols to right the expression and then evaluate it
sixteen squared divided by four cubed

Sixteen squared is written in maths as 16^2,
Four cubed is written in maths as 4^3

If you divide them you get 16^2/4^3
This is also written as (4^2)^2/4^3
4^4/4^3=
= 4^4-3=
= 4^1 =
= 4