(2/3+3/4+4/5)+(1/6+2/7+3/8)+(5/8+5/7+5/6)+(1/5+1/4+1/3)

Question

(2/3+3/4+4/5)+(1/6+2/7+3/8)+(5/8+5/7+5/6)+(1/5+1/4+1/3)

Answer 1

(2/3+1/3)+(3/4+1/4)+(4/5+1/5)+(1/6+5/6)+(2/7+5/7)+(3/8+5/8)=3+4+5+6+7+8=33