Rates and Unit Rates

Front

What is a rate?

Back

A rate is a ratio that compares two different quantities, usually with different units, such as miles per hour or cost per item.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one unit. For example, if a car travels 300 miles in 5 hours, the unit rate is 60 miles 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 first quantity by the second quantity. For example, if you spend $40 on 5 pounds of concrete, the unit rate is $40 ÷ 5 = $8 per pound.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If 4 concert tickets cost $252, what is the price per ticket?

Back

$63.00 per ticket.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the formula to find the unit rate?

Back

Unit Rate = Total Quantity / Number of Units.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Harry mowed 8 lawns and earned $96, how much did he earn per lawn?

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$12 per lawn.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If 4 pounds of bananas cost $6, what is the cost per pound?

Back

$1.50 per pound.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the relationship between rates and ratios?

Back

Rates are a specific type of ratio that compares two quantities with different units.

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CCSS.6.RP.A.2

CCSS.6.RP.A.1

Front

How can you express a rate as a fraction?

Back

A rate can be expressed as a fraction by placing the first quantity in the numerator and the second quantity in the denominator.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is an example of a real-life rate?

Back

An example of a real-life rate is the speed of a car, such as 50 miles per hour.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2