Multiply by Fractions & Mixed Numbers

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 3 1/4.

Tags

CCSS.3.NF.A.3C

Front

How do you multiply two fractions?

Back

To multiply two fractions, multiply the numerators together and the denominators together.

Tags

CCSS.5.NF.B.6

Front

What is the least common denominator (LCD)?

Back

The least common denominator (LCD) is the smallest multiple that two or more denominators share.

Front

When multiplying fractions, what happens to the size of the product compared to the original fractions?

Back

The product of two proper fractions is always less than both of the original fractions.

Tags

CCSS.5.NF.B.5B

Front

What is the rule for changing fractions?

Back

Whatever is done to the numerator must also be done to the denominator.

Tags

CCSS.5.NF.B.5B

Front

What is the product of 3/5 and 2/10?

Back

The product is 6/50, which can be simplified to 3/25.

Tags

CCSS.5.NF.B.6

Front

What is a proper fraction?

Back

A proper fraction is a fraction where the numerator is less than the denominator.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

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

Back

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

Front

What is the first step in multiplying a mixed number by a fraction?

Back

Convert the mixed number to an improper fraction before multiplying.

Tags

CCSS.5.NF.B.6