Question 457056
I guess you have this:

{{{6 (3/4) *5( 1/3)}}}..........first write a mixed number as a fraction


={{{((6*4+3)/4) *((5*3+ 1)/3)}}}.


={{{(27/4 )*(16/3)}}}...now multiply nominator by nominator and denominator by denominator


={{{27*16/(4*3)}}}


={{{cross(27)9*cross(16)4/(cross(4)1*cross(3)1)}}}


={{{9*4/(1*1)}}}


={{{36}}}