Respuesta :

[tex]\begin{gathered} \frac{12}{18} \\ \frac{12}{18}=\frac{2}{3} \end{gathered}[/tex][tex]\begin{gathered} \frac{20}{25} \\ \frac{20}{25}=\frac{4}{5} \end{gathered}[/tex][tex]\begin{gathered} \frac{16}{18} \\ \frac{16}{18}=\frac{8}{9} \end{gathered}[/tex][tex]\begin{gathered} \frac{6}{12} \\ \frac{6}{12}=\frac{2}{4} \end{gathered}[/tex]

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