Rates and 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 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 quantity of one item by the quantity of another item. For example, if you have 12 holes dug in 20 hours, the unit rate is 12 holes ÷ 20 hours = 0.6 holes per hour.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit rate for 30 miles in 5 hours?

Back

6 miles per hour.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If a team digs 12 holes in 20 hours, what is the unit rate?

Back

0.6 holes per hour.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you find the cost per item?

Back

To find the cost per item, divide the total cost by the number of items. For example, if 122 soccer balls cost $2,104.50, the cost per soccer ball is $2,104.50 ÷ 122 = $17.25.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit price for 8 ribbons that cost $1.52?

Back

$0.19 per ribbon.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If you swim 100 yards in 2 minutes, what is your swimming rate?

Back

50 yards per minute.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the formula for calculating unit rates?

Back

Unit Rate = Total Quantity ÷ Total Time or Total Cost.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Why is understanding unit rates important?

Back

Understanding unit rates helps in making comparisons and informed decisions, such as finding the best price or speed.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is an example of a unit rate in everyday life?

Back

An example of a unit rate is the price of gas per gallon, such as $3.50 per gallon.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2