[tex] \frac{0,4+3}{5} = \frac{ \frac{4}{10}simplificat cu 2 +3}{5} = \frac{ \frac{2}{5} +3}{5} = \frac{ \frac{17}{5} }{5} = \frac{17}{5} :5= \frac{17}{5} * \frac{1}{5} = \frac{17}{25} [/tex]
[tex]0,5= \frac{5}{10} simplificat cu 5= \frac{1}{2} [/tex]
[tex] \frac{17}{25} : \frac{1}{2} = \frac{17}{25} *2= \frac{34}{25} [/tex]
