Răspuns :
[tex] \frac{13}{8} + \frac{2}{8} - \frac{5}{8} = [/tex]
[tex] = \frac{13 + 2 - 5}{8} = [/tex]
[tex] = \frac{10}{8} = [/tex]
[tex]simplificam \: prin \: 2 \: fractia \: \frac{10}{8} [/tex]
[tex] = \frac{5}{4} [/tex]
[tex] \frac{13}{8} + \frac{2}{8} - \frac{5}{8} = [/tex]
[tex] = \frac{13 + 2 - 5}{8} = [/tex]
[tex] = \frac{10}{8} = [/tex]
[tex]simplificam \: prin \: 2 \: fractia \: \frac{10}{8} [/tex]
[tex] = \frac{5}{4} [/tex]