Add $\frac{-1}{2}+\frac{3}{-4}+\frac{5}{9}$.

Express the following rational number as the sum of an integer and a rational number.

$\frac{16}{9}$

Add the rational numbers.

$\frac{4}{-13} \mathrm{and} \frac{7}{13}$

Add the rational numbers.

$\frac{-5}{9} \mathrm{and} \frac{17}{-9}$

Add the rational numbers.

$\frac{-5}{9} \mathrm{and} \frac{-2}{9}$

Add the rational numbers.

$\frac{8}{-7} \mathrm{and} \frac{-3}{7}$

Add the rational numbers.

$\frac{-4}{7} \mathrm{and} \frac{1}{5}$

Add the rational numbers.

$-3 \mathrm{and} \frac{1}{5}$

Add the rational numbers.

$\frac{13}{-8} \mathrm{and} \frac{-5}{-36}$