Respuesta:
Explicación paso a paso:
[tex]3+\frac{4}{10}=3+\frac{2}{5}\,\,\texttt{Convirtiendo 3 enteros a quintos nos queda:}\,3=\frac{15}{5}\\3+\frac{2}{5}=\frac{15}{5}+\frac{2}{5}=\\\\=\frac{17}{5}\\\\5+\frac{3}{5}\,\,5=\frac{25}{5}\\5+\frac{3}{5}=\frac{25}{5}+\frac{3}{5}=\frac{28}{5}\\\\6+\frac{12}{15}=6+\frac{4}{5}=\frac{30}{5}+\frac{4}{5}=\\\\=\frac{34}{5}[/tex]
