Question 54381
The rules you will be using are: {{{highlight(a^m/a^n=a^(m-n))}}} and {{{highlight(a^m/a^n=1/(a^(n-m)))}}}
{{{-15x^3y^3/(-20xy^4)}}}
{{{-5*3*x^(3-1)/(-5*4y^(4-3))}}}
{{{-5*3x^2/(-5*4y)}}}
{{{cross(-5)*3x^2/(cross(-5)*4y)}}}
{{{highlight(3x^2/(4y))}}}
Happy Calculating!!!