Question 414918
(4-7) = -3 divided by the fraction -3 -5 = -8 over -1 -1 = -2 minus the fraction 3 over 4 

{{{ (-3)/((-8)/(-2)) - (3/4)}}}
{{{ (-3)/(8/2) - (3/4)}}}

==>  {{{(-6/8)-(3/4)}}}

==>  {{{(-6/8)-(6/8)}}}

==> {{{-12/8}}}

==> {{{-3/2}}}