Question 175321
1/2+(2/3)/(3/4)+3/4*5/6=

1/2+(2/3*4/3)+(3*5)/(4*6)= 1/2+8/9+5/8=(36+84+45)/72 = 165/72= (4*53)/(3*24)=

53/(3*6)=53/18

I hope that this helps.