Multiplying Fractions

Front

What is a fraction?

Back

A fraction is a way to show a part of a whole. It has a top number (numerator) and a bottom number (denominator).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the numerator in a fraction represent?

Back

The numerator is the top number in a fraction. It shows how many parts we have.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the denominator in a fraction represent?

Back

The denominator is the bottom number in a fraction. It shows how many equal parts the whole is divided into.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to multiply fractions?

Back

Multiplying fractions means finding a part of a part. You multiply the numerators together and the denominators together.

Tags

CCSS.5.NF.B.4A

Front

What is 1/2 of 1/3?

Back

1/2 of 1/3 is 1/6. (1 x 1) / (2 x 3) = 1/6.

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

Front

How do you multiply 2/3 by 3/4?

Back

Multiply the numerators: 2 x 3 = 6. Multiply the denominators: 3 x 4 = 12. So, 2/3 x 3/4 = 6/12, which simplifies to 1/2.

Tags

CCSS.5.NF.B.6

Front

What is the first step in multiplying fractions?

Back

The first step is to multiply the numerators (the top numbers) together.

Tags

CCSS.5.NF.B.6

Front

What is the second step in multiplying fractions?

Back

The second step is to multiply the denominators (the bottom numbers) together.

Tags

CCSS.5.NF.B.6

Front

What is 3/5 of 2/3?

Back

3/5 of 2/3 is 6/15, which simplifies to 2/5.

Tags

CCSS.5.NF.B.6

Front

If you have 1/4 of a pizza and you want to find 1/2 of that, what do you do?

Back

You multiply 1/4 by 1/2. (1 x 1) / (4 x 2) = 1/8.

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B