Setting Up Proportions

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

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CCSS.7.RP.A.2A

Front

How do you find the unit rate from a given rate?

Back

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What does it mean to set up a proportion?

Back

Setting up a proportion involves creating an equation that shows two ratios are equal, often used to solve for an unknown.

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CCSS.7.RP.A.2C

Front

What is the unit rate if it costs $14.50 for 10 pens?

Back

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Shawnda spent $259.20, which proportion represents her total budget if this is 80% of it?

Back

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CCSS.7.RP.A.2C

Front

True or False: When setting up a proportion, the labels of the quantities do not matter, only the numbers do.

Back

False. The labels matter to ensure the ratios are correctly set up.

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CCSS.6.RP.A.3A

Front

What is the proportion to find the new width of a picture enlarged to a height of 15 inches?

Back

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CCSS.7.RP.A.3

Front

If Dedra's boat uses 5 gallons of gasoline in 4 hours, what is the proportion to find out how much it will use in 10 hours?

Back

Tags

CCSS.7.RP.A.2A

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together, expressed as a quantity per one unit.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you set up a proportion to solve for an unknown?

Back

You create an equation that equates two ratios, often using cross-multiplication to solve for the unknown.

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CCSS.7.RP.A.2C