$\"\"$

Write mixed fractions into improper fractions.

$\"\"$ \ \ $\"\"$

To subtract fractions the denominators must be equal.

Find the least common denominator (LCD).

Write the prime factorization of each denominator.

$\"\"$

Multiply the highest power of each factor in either number.

$\"\"$

LCD of the fractions is 12. $\"\"$

Rewrite the equivalent fractions using the LCD.

$\"\"$

$\"\"$

Denominators are same, write difference of numerators over denominator.

$\"\"$

Subtract the numerators.

$\"\"$

$\"\"$

The difference is $\"\"$ .