7th Grade 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

How do you determine if a table of values represents a proportional relationship?

Back

A table represents a proportional relationship if the ratios of the corresponding values are equal.

Tags

CCSS.7.RP.A.2A

Front

If Johnny read 280 pages in 4 hours, how many pages did he read per hour?

Back

70 pages per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit rate?

Back

The unit rate is the ratio of two measurements in which the second term is 1.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you calculate the unit rate from a total cost and quantity?

Back

Divide the total cost by the quantity to find the cost per unit.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If you spend $40 on 5 pounds of concrete, what is the cost per pound?

Back

$8 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What does it mean if a relationship is not proportional?

Back

A relationship is not proportional if the ratios of the quantities are not constant.

Tags

CCSS.7.RP.A.2A

Front

How can you find the price per ticket if the total cost is known?

Back

Divide the total cost by the number of tickets.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If the Williams family bought four concert tickets for $252, what was the price per ticket?

Back

$63.00 per ticket.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the formula for finding the unit rate?

Back

Unit Rate = Total Quantity / Total Cost.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2