Rates and Unit Rates

Front

What is a rate?

Back

A rate is a ratio that compares two different quantities, often expressed as a fraction. For example, speed is a rate that compares distance to time.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one. It tells you how much of one item corresponds to one unit of another item.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you calculate the unit rate?

Back

To calculate the unit rate, divide the total quantity by the number of units. For example, if 6 cans of soda cost $2.40, the unit rate is $2.40 ÷ 6 = $0.40 per can.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If 5 pounds of meat cost $5.50, what is the unit rate per pound?

Back

The unit rate is $5.50 ÷ 5 = $1.10 per pound.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the formula for finding the unit rate?

Back

Unit Rate = Total Cost / Number of Units.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Charles can type 675 words in 9 minutes, how many words can he type in 1 minute?

Back

He can type 675 ÷ 9 = 75 words per minute.

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CCSS.5.NBT.B.6

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Front

What is the cost per apple if 7 apples cost $4.55?

Back

The cost per apple is $4.55 ÷ 7 = $0.65 per apple.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the significance of unit rates in real life?

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Unit rates help compare prices, speeds, and other quantities, making it easier to make informed decisions.

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CCSS.6.RP.A.3B

Front

How can you express a unit rate as a fraction?

Back

A unit rate can be expressed as a fraction where the numerator is the total quantity and the denominator is the number of units, simplified to have a denominator of 1.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is an example of a rate in everyday life?

Back

An example of a rate is the price of gas, such as $3.00 per gallon.

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CCSS.6.RP.A.1

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