Multiplying Fractions by a Whole Number

Front

What is a fraction?

Back

A fraction represents a part of a whole, expressed as a numerator (top number) over a denominator (bottom number).

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 and adding it to itself as many times as the whole number indicates.

Front

How do you multiply a fraction by a whole number?

Back

To multiply a fraction by a whole number, multiply the numerator of the fraction by the whole number and keep the denominator the same.

Front

What is the expression for 2/5 of 10?

Back

The expression is 10 x 2/5.

Front

If Leah uses 2/5 feet of yarn for each sock puppet, how much yarn does she need for 10 puppets?

Back

She needs 4 feet of yarn (10 x 2/5 = 4).

Front

What is the total weight of 4 jars of candy, each weighing 3/4 lb?

Back

The total weight is 3 lbs (4 x 3/4 = 12/4 = 3).

Front

How do you find the total when multiplying a fraction by a whole number?

Back

Multiply the whole number by the numerator of the fraction and divide by the denominator.

Front

Eli studied for 3/4 of an hour each night for 5 nights. How many hours did he study?

Back

He studied for 3 3/4 hours (5 x 3/4 = 15/4 = 3 3/4).

Front

What is the total amount of snack Hailey gave away if she gave away 2/5 each day for 9 days?

Back

She gave away 3 3/5 of her snack (9 x 2/5 = 18/5 = 3 3/5).

Front

What does the equation 6/5 = 6 x 1/5 represent?

Back

It shows that 6/5 can be expressed as 6 times one-fifth.