36又9/23+63又4/23*0.125+1/2*63又4/23+63又4/23*3/8
=(36+9/23)+(63+4/23)*(1/8)+(1/2)*(63+4/23)+(63+4/23)*(3/8)
=(36+9/23)+(63+4/23)*[(1/8)+(1/2)+(3/8)]
=(36+9/23)+(63+4/23)*1
=36+9/23+63+4/23
=(36+63)+(9/23+4/23)
=99+13/23
=99又13/23