Question

Find the rational number halfway between 5/16 and 7/8

Answer 1

$\left(\frac{5}{16}+\frac{7}{8}\right):2=\left(\frac{5}{16}+\frac{14}{16}\right):\frac{2}{1}=\frac{5+14}{16}\cdot\frac{1}{2}=\frac{19}{16}\cdot\frac{1}{2}=\frac{19}{32}$