👤

b) (5/6 + 7/6) - 1/7=?

Răspuns :

[tex] \frac{5}{6} + \frac{7}{6} - \frac{1}{7}= \frac{12}{6}- \frac{1}{7} =2- \frac{1}{7}= \frac{2*7}{7}- \frac{1}{7}= \frac{14-1}{7}= \frac{13}{7} [/tex]