Comparing Unit Rates (Better Buy)

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 a quantity of one. For example, if a car travels 60 miles in 1 hour, the unit rate is 60 miles per hour.

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 of the item by the number of units. For example, if a box of crayons costs $6.97 for 120 crayons, the unit price is $6.97 ÷ 120 = $0.0581 per crayon.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit price of Crayola crayons if they cost $6.97 for 120?

Back

The unit price is $0.0581 per crayon.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit price of Rose Art crayons if they cost $1.53 for 24?

Back

The unit price is $0.0638 per crayon.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Which is the better buy: Crayola crayons or Rose Art crayons?

Back

Crayola crayons are the better buy because they have a lower unit price.

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CCSS.6.RP.A.3B

Front

Identify the unit rate in the following: 16 miles in 6 days.

Back

The unit rate is approximately 2.67 miles per day.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Identify the unit rate in the following: 15 words in 30 seconds.

Back

The unit rate is 0.5 words per second.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Identify the unit rate in the following: $3.18 for 1 slice of pizza.

Back

The unit rate is $3.18 per slice of pizza.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Identify the unit rate in the following: $15.82 for two movie tickets.

Back

The unit rate is $7.91 per movie ticket.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit price of Goldfish crackers if they cost $1.99 for 7.2 oz?

Back

The unit price is $0.2764 per ounce.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2