Final answer:
The rules for subtracting mixed numbers involve converting them to improper fractions, finding a common denominator, subtracting the numerators, simplifying the result, and converting back to a mixed number if needed.
Step-by-step explanation:
- Convert the mixed numbers to improper fractions.
- Find a common denominator for the fractions.
- Subtract the numerators and keep the common denominator.
- Simplify the result, if necessary.
- If the result is an improper fraction, convert it back to a mixed number.
Learn more about subtracting mixed numbers