Răspuns:
Ai rezolvarea mai jos ! Succes!
²⁾9/10 , ⁵⁾3/4 => 18/20 , 15/20
³⁾5/8 , ²⁾7/12 => 15/24 , 14/24
²⁾2/15 , ⁵⁾5/6 => 4/30 , 25/30
⁴⁾4/9 , ³⁾7/12 => 16/36 , 21/36
