Determining Proportional Relationships

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other quantity is constant.

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. It is expressed as a quantity of one unit.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you determine if a relationship is proportional from a table?

Back

A relationship is proportional if the ratios of the corresponding values are equivalent.

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CCSS.7.RP.A.2A

Front

What does the equation y = kx represent?

Back

This equation represents a proportional relationship where k is the constant of proportionality.

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CCSS.7.RP.A.2C

Front

What is the constant of proportionality?

Back

The constant of proportionality is the constant value (k) that relates two proportional quantities.

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CCSS.7.RP.A.2B

Front

How can you identify a proportional graph?

Back

A proportional graph is a straight line that passes through the origin (0,0).

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CCSS.7.RP.A.2D

Front

What does it mean if a table does not represent a proportional relationship?

Back

It means that the ratios of the corresponding values are not constant.

Tags

CCSS.7.RP.A.2A

Front

What is the significance of the slope in a proportional relationship?

Back

The slope of the line in a proportional relationship represents the constant of proportionality.

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CCSS.7.RP.A.2D

Front

How can you find the unit rate from a table?

Back

To find the unit rate, divide the total quantity by the number of units.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is an example of a proportional relationship in real life?

Back

An example is the relationship between distance and time when traveling at a constant speed.

Tags

CCSS.7.RP.A.2A