Convert Mixed Numbers to Improper Fractions

Front

What is a mixed number?

Back

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

Tags

CCSS.3.NF.A.2B

CCSS.3.NF.A.1

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 7/4.

Tags

CCSS.3.NF.A.3C

Front

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

Back

Multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

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

Back

3 1/2 = (3 * 2 + 1) / 2 = 7/2.

Front

What is the first step in converting a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator.

Front

If you have the mixed number 4 3/5, what is the denominator when converting to an improper fraction?

Back

The denominator is 5.

Front

What do you do after multiplying the whole number by the denominator?

Back

Add the numerator to the result of the multiplication.

Front

Convert the mixed number 5 2/3 to an improper fraction.

Back

5 2/3 = (5 * 3 + 2) / 3 = 17/3.

Front

What is the improper fraction for the mixed number 1 1/4?

Back

1 1/4 = (1 * 4 + 1) / 4 = 5/4.

Front

Why do we convert mixed numbers to improper fractions?

Back

To make calculations easier, especially when adding or subtracting fractions.