# How do you evaluate 5/6+8/9?

$\frac{31}{18} = 1.722 \ldots$
$\frac{5}{6} + \frac{8}{9} = \frac{5}{6} \cdot \frac{3}{3} + \frac{8}{9} \cdot \frac{2}{2} = \frac{15}{18} + \frac{16}{18} = \frac{31}{18}$