$\"\"$

The expression is $\"\"$ .

$\"\"$ (Write mixed numbers as improper fractions) \ \

$\"\"$ (Multiply by reciprocal)

$\"\"$ (Use rule for multiplying fractions)

$\"\"$ (Divide out common factor)

$\"\"$ (Multiply: $\"\"$ ) $\"\"$

$\"\"$ (Write fractions using LCD) \ \

$\"\"$ (Write sum of numerators over denominator)

$\"\"$ (Add: $\"\"$ )

$\"\"$ (Simplify: $\"\"$ )

$\"\"$ (Write fraction as mixed number) $\"\"$

The simplified expression is $\"\"$ .