Răspuns:
Buna!
Explicație pas cu pas:
[tex] \frac{2}{3} + \frac{3}{3} [/tex]
[tex] \frac{5}{9} + \frac{5}{9} [/tex]
[tex] \frac{8}{1} + \frac{6}{1} [/tex]
[tex] \frac{2}{2} + \frac{2}{2} [/tex]
[tex] \frac{5}{7} + \frac{2}{7} [/tex]
[tex] \frac{2}{6} + \frac{5}{6} [/tex]
[tex] \frac{8}{13} + \frac{6}{13} [/tex]
[tex] \frac{4}{5} + \frac{4}{5} [/tex]
[tex] \frac{5}{6 } + \frac{6}{6} [/tex]
