Unit rates and conversions

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 earn $50 for 2 hours of work, the unit rate is $25 per hour.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the total quantity by the number of units. For example, if you have 200 miles driven in 4 hours, the unit rate is 200 miles ÷ 4 hours = 50 miles per hour.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Which is the better buy? A 12 pack of Coke for $3.50 or a 6 pack for $1.80?

Back

The 12 pack of Coke is the better buy.

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CCSS.6.RP.A.3B

Front

If Elijah earns $200 for 8 hours of work, what is his unit rate?

Back

Elijah's unit rate is $25 per hour.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Convert 3.5 gallons into cups, knowing that 1 gallon = 16 cups.

Back

3.5 gallons = 56 cups.

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CCSS.4.MD.A.1

CCSS.5.MD.A.1

Front

Store A sells 15 songs for $12. Store B sells 10 songs for $9. Which store has the better deal?

Back

Store A has the better deal.

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CCSS.6.RP.A.3B

Front

What is the unit rate for 30 students at 5 different tables?

Back

The unit rate is 6 students per table.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If a car travels 150 miles in 3 hours, what is the unit rate in miles per hour?

Back

The unit rate is 50 miles per hour.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you convert from gallons to cups?

Back

To convert gallons to cups, multiply the number of gallons by 16, since 1 gallon = 16 cups.

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CCSS.4.MD.A.1

Front

What is the unit rate of 60 apples for $30?

Back

The unit rate is $0.50 per apple.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2