Răspuns :
[tex] \frac{4}{5} - \frac{2}{3}* \frac{3}{5} = \\ = \frac{4-2}{5}= \\ \frac{3}{5} [/tex]
[tex] \frac{4}{5} - \frac{2}{3} * \frac{3}{5} = \\= \frac{4}{5} - \frac{2}{5} \\ = \frac{2}{5} [/tex]