Răspuns :
[tex]1. \frac{5}{18} \ \textless \ \frac{7}{18} \\
2. \frac{3}{4} * \frac{3}{5} \\
\frac{15}{20} \ \textgreater \ \frac{12}{20} \\
3. \frac{14}{14} * \frac{18}{18} \\
\frac{1}{1} = \frac{1}{1} [/tex]