Division of Fractions: In combination with other operations

Complete the following exercise:

$\frac{1}{4}:\frac{1}{2}+\frac{1}{4}=\text{?}$

$\frac{3}{4}$

Complete the following exercise:

$\frac{2}{3}:\frac{3}{4}+\frac{1}{9}=\text{?}$

$1$

Complete the following exercise:

$\frac{1}{2}:\frac{1}{2}-\frac{1}{4}=\text{?}$

$\frac{3}{4}$

Solve the following exercise:

$\frac{3}{5}:\frac{5}{6}+\frac{1}{5}=\text{?}$

$\frac{23}{25}$

Solve the following exercise:

$\frac{3}{4}:\frac{5}{4}+\frac{1}{2}=\text{?}$

$\frac{11}{10}$

$\frac{\frac{10}{7}}{2}+\frac{2}{\frac{7}{8}}=$

$3$

$5+\frac{\frac{4}{7}}{2}=$

$6\frac{2}{7}$

$3\frac{1}{2}-\frac{\frac{1}{3}}{\frac{1}{6}}=$

$1\frac{1}{2}$

$\frac{\frac{3}{5}}{\frac{9}{10}}+\frac{\frac{7}{9}}{\frac{1}{3}}=$

$3$