Răspuns :
[tex] \frac{1}{4} + \frac{7}{24} + \frac{5}{8} = \\ \frac{6}{24} + \frac{7}{24} + \frac{15}{24} = \\ \frac{6 + 7 + 15}{24} = \frac{28}{24} = \frac{7}{6} [/tex]
[tex] \frac{1}{4} + \frac{7}{24} + \frac{5}{8} = \\ \frac{6}{24} + \frac{7}{24} + \frac{15}{24} = \\ \frac{6 + 7 + 15}{24} = \frac{28}{24} = \frac{7}{6} [/tex]