Adding and Subtracting Mixed Numbers

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2 1/2.

Front

How do you add mixed numbers?

Back

To add mixed numbers, first add the whole numbers, then add the fractions. If the fraction sum is improper, convert it to a mixed number.

Front

How do you subtract mixed numbers?

Back

To subtract mixed numbers, first subtract the whole numbers, then subtract the fractions. If the fraction from the top is smaller, borrow from the whole number.

Front

What is the first step in adding 8 2/4 and 3 1/3?

Back

Convert both mixed numbers to improper fractions.

Front

Convert 8 2/4 to an improper fraction.

Back

8 2/4 = 34/4.

Front

Convert 3 1/3 to an improper fraction.

Back

3 1/3 = 10/3.

Front

What is the sum of 34/4 and 10/3?

Back

The sum is 102/12 after finding a common denominator.

Front

How do you simplify the fraction 102/12?

Back

Divide both the numerator and denominator by their greatest common divisor, which is 6, to get 17/2.

Front

What is the final answer when adding 8 2/4 and 3 1/3?

Back

The final answer is 17/2 or 8 1/2.

Front

What is the first step in subtracting 8 2/4 and 3 1/3?

Back

Convert both mixed numbers to improper fractions.