$\frac{2}{7}=\frac{2\cdot 2}{7\cdot 2}=\frac{4}{14}\backslash frac\{2\}\{7\}=\backslash frac\{2\backslash cdot2\}\{7\backslash cdot2\}=\backslash frac\{4\}\{14\}$

$\frac{3}{7}=\frac{3\cdot 2}{7\cdot 2}=\frac{6}{14}\backslash frac\{3\}\{7\}=\backslash frac\{3\backslash cdot2\}\{7\backslash cdot2\}=\backslash frac\{6\}\{14\}$

Der Bruch $\frac{5}{14}\backslash frac\{5\}\{14\}$ liegt zwischen den beiden angegebenen Brüchen.