Question

como resolver(1+1/3) /(1- 1/5)

Answer 1

(1+1/3) / (1- 1/5)
={(1x3+1)/3} / {(1x5-1)5}
= (4/3) / (4/5)
= 4x5 / 3x4
= 20/12
= 5 / 3

Answer 2

( 1 + 1/3 ) / ( 1 - 1/5)
      4/5    /    4/3
           3 /5

Total: 3/5