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

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together. For example, (a/b) x (c/d) = (a*c)/(b*d).

Tags

CCSS.5.NF.B.6

Front

What does it mean to multiply a fraction by a whole number?

Back

Multiplying a fraction by a whole number means you are taking that fraction multiple times. For example, 2 x (3/4) = (2*3)/4 = 6/4.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the product of 1/2 and 3/4?

Back

1/2 x 3/4 = 3/8.

Tags

CCSS.5.NF.B.6

Front

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

Back

You have 2/3 - (1/4 of 2/3) = 2/3 - 2/12 = 6/12 - 2/12 = 4/12 = 1/3 pizza left.

Tags

CCSS.4.NF.B.3A

Front

What is the result of multiplying 3/5 by 2/3?

Back

3/5 x 2/3 = 6/15 = 2/5.

Tags

CCSS.5.NF.B.6

Front

What is a mixed number?

Back

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

Tags

CCSS.3.NF.A.3C

Front

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

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator and add the numerator. For example, 2 1/2 = (2*2 + 1)/2 = 5/2.

Front

What is the product of 2/3 and 3?

Back

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

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

If Grandma uses 2/3 cup of chocolate chips for one batch, how much does she use for 3 batches?

Back

2/3 x 3 = 6/3 = 2 cups of chocolate chips.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C