Rates and Unit Rate

Front

What is a rate?

Back

A rate is a ratio that compares quantities with different units.

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Front

What is a unit rate?

Back

A unit rate is a rate in which the unit in the denominator is 1.

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Front

How do you determine which is the better buy when comparing prices?

Back

Calculate the unit price for each option and compare them.

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CCSS.6.RP.A.3B

Front

If a car is traveling at 50 miles per hour, what units describe this rate?

Back

Miles and hours.

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CCSS.6.RP.A.1

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Front

What is the unit price of a 12-pack of soda costing $3.50?

Back

$0.29 per can.

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Front

How do you calculate the cost per pound of dog food?

Back

Divide the total cost by the weight in pounds.

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CCSS.6.RP.A.1

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Front

Which size bag of dog food has the lowest cost per pound if a 20-lb bag costs $23.44?

Back

The 20-lb bag.

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CCSS.6.RP.A.3B

Front

What is the cost per pound of an 8-lb bag of dog food that costs $9.88?

Back

$1.23 per pound.

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CCSS.6.RP.A.1

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Front

What is the cost per pound of a 40-lb bag of dog food that costs $49.00?

Back

$1.23 per pound.

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CCSS.6.RP.A.1

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Front

How do you convert a rate to a unit rate?

Back

Divide the numerator by the denominator to find the value per one unit.

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