Subtracting Mixed Numbers

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 2 1/3.

Front

How do you subtract mixed numbers?

Back

To subtract mixed numbers, convert them to improper fractions, subtract the fractions, and then convert back to a mixed number if necessary.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 9/4.

Front

Convert the mixed number 3 1/2 to an improper fraction.

Back

3 1/2 = 7/2.

Front

What is the first step in subtracting mixed numbers?

Back

The first step is to convert both mixed numbers to improper fractions.

Front

If Carla's sister is 4 1/3 feet tall and her brother is 2 2/3 feet tall, how much taller is her sister?

Back

1 2/3 feet.

Front

How do you find the difference between two mixed numbers?

Back

Subtract the whole numbers and then subtract the fractions.

Front

What is the result of subtracting 2 7/8 from 3 3/8?

Back

1/2 or 4/8.

Front

If a baker used 3 7/8 bars of chocolate and had 1 5/8 left, how many bars did she start with?

Back

6 bars.

Front

What is the process to convert an improper fraction back to a mixed number?

Back

Divide the numerator by the denominator to find the whole number, and the remainder becomes the new numerator.