Comparing Unit Rates

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities where one of the quantities is expressed as one unit. For example, if you buy 3 apples for $6, the unit rate is $2 per apple.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you calculate the unit price of an item?

Back

To calculate the unit price, divide the total price by the number of units. For example, if a 2 lb bag of beans costs $4, the unit price is $4 ÷ 2 = $2 per lb.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit price of Sara Lee Turkey at $6.58 per lb?

Back

The unit price is $6.58 per lb.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit price of Butterball Turkey at $11.16 for 2 lb?

Back

The unit price is $11.16 ÷ 2 = $5.58 per lb.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Which is the better deal: Sara Lee Turkey at $6.58 per lb or Butterball Turkey at $5.58 per lb?

Back

Sara Lee Turkey is the better deal.

Tags

CCSS.6.RP.A.3A

Front

How do you compare unit rates?

Back

To compare unit rates, calculate the unit price for each option and then compare the values. The lower unit price represents the better deal.

Tags

CCSS.6.RP.A.3B

Front

What is the unit rate for babysitting 8 hours for $72?

Back

The unit rate is $72 ÷ 8 = $9 per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit rate for babysitting 6 hours for $57?

Back

The unit rate is $57 ÷ 6 = $9.50 per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Which is the better deal: babysitting for 8 hours at $9 per hour or 6 hours at $9.50 per hour?

Back

Babysitting for 8 hours is the better deal.

Tags

CCSS.6.RP.A.3B

Front

What is the unit price of Kidney beans at $1.18 per lb?

Back

The unit price is $1.18 per lb.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2