9. $\\frac{7}{9}+\\frac{5}{6}=$

Explanation:

Step1: Find the common denominator

The denominators are (9) and (6). The least common multiple of (9) and (6) is (18).

Step2: Rewrite the fractions

(\frac{7}{9}=\frac{7\times2}{9\times2}=\frac{14}{18}), (\frac{5}{6}=\frac{5\times3}{6\times3}=\frac{15}{18})

Step3: Add the fractions

(\frac{14}{18}+\frac{15}{18}=\frac{14 + 15}{18}=\frac{29}{18})

Answer:

(\frac{29}{18})