Multiplying Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to multiply fractions?

Back

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

Tags

CCSS.5.NF.B.4A

Front

What is the product of 1/2 and 1/3?

Back

1/2 x 1/3 = 1/6.

Tags

CCSS.5.NF.B.6

Front

How do you multiply a whole number by a fraction?

Back

Multiply the whole number by the numerator of the fraction and keep the denominator the same. For example, 3 x 1/4 = 3/4.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the first step in multiplying fractions?

Back

Multiply the numerators together.

Tags

CCSS.5.NF.B.6

Front

What is the second step in multiplying fractions?

Back

Multiply the denominators together.

Tags

CCSS.5.NF.B.6

Front

If you have 3/4 of a pizza and you eat 1/2 of it, how much pizza do you have left?

Back

3/4 x 1/2 = 3/8. You have 3/8 of the pizza left.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is an equivalent fraction?

Back

An equivalent fraction is a fraction that represents the same value as another fraction, even though the numbers are different (e.g., 1/2 is equivalent to 2/4).

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

How can you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common factor (GCF).

Front

What is the GCF of 8 and 12?

Back

The GCF of 8 and 12 is 4.