$\"\"$

Write the mixed numbers as an improper fraction.

$\"\"$

Rewrite the expression.

$\"\"$ (Product of two same signs is positive) $\"\"$

As denominators are same, write sum of numerators over denominator.

$\"\"$

$\"\"$ (Add the numerators)

$\"\"$ (Divide: $\"\"$ ) \ \ $\"\"$

The sum is $\"\"$ .