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 subtract mixed numbers?

Back

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

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 2 3/4 to an improper fraction.

Back

2 3/4 = 11/4.

Front

What is the first step in subtracting mixed numbers?

Back

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

Front

Subtract 6 - 2 4/5.

Back

6 - 2 4/5 = 3 1/5.

Front

What do you do if the fraction part of the result is negative?

Back

If the fraction part is negative, borrow 1 from the whole number part.

Front

Subtract 4 - 3 2/6.

Back

4 - 3 2/6 = 2/3.

Front

What is the result of 6 3/4 - 4 1/4?

Back

6 3/4 - 4 1/4 = 2 1/2.

Front

How do you convert an improper fraction back to a mixed number?

Back

Divide the numerator by the denominator; the quotient is the whole number, and the remainder is the new numerator.