Question 1138880

{{{(4^3/16^0)( 5^2*5^-3)^-2}}}

{{{(4^3/1)( 5^2*(1/5^3))^-2}}}

{{{(64)( cross(5^2)*(1/5^cross(3)))^-2}}}

{{{(64) (1/5)^-2}}}

{{{(64) (1/(1/5)^2)}}}

{{{(64) (1/(1/25))}}}

{{{(64) (25)}}}

{{{1600}}}