Вычисли

а) \(\cfrac{^4/ \,7}{\,6}-\cfrac{^3/ \,5}{\,8}=\cfrac{28}{24}-\cfrac{15}{24}=\cfrac{13}{24}\) ;

б) \(\dfrac{^3/ \,11}{\,12}-\dfrac{^4/ \,4}{\,9}=\) [ ] \(-\) [ ] \(=\) [ ];

в) \(\dfrac{11}{20}-\dfrac{1}{8}=\) [ ] \(-\) [ ] \(=\) [ ];

г) \(\dfrac{5}{16}-\dfrac{1}{12}=\) [ ] \(-\) [ ] \(=\) [ ];

д) \(\dfrac{13}{44}-\dfrac{2}{33}=\) [ ] \(-\) [ ] \(=\) [ ];

е) \(\dfrac{9}{50}-\dfrac{3}{40}=\) [ ] \(-\) [ ] \(=\) [ ].