${\displaystyle \frac{6}{24}}={\displaystyle \frac{6:6}{24:6}}={\displaystyle \frac{1}{4}}\backslash dfrac6\{24\}=\backslash dfrac\{6:6\}\{24:6\}=\backslash dfrac14$

${\displaystyle \frac{27}{60}}={\displaystyle \frac{27:3}{60:3}}={\displaystyle \frac{9}{20}}\backslash dfrac\{27\}\{60\}=\backslash dfrac\{27:3\}\{60:3\}=\backslash dfrac\{9\}\{20\}$