Proportional and Nonproportional 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 nonproportional relationship?

Back

A nonproportional relationship is a relationship between two quantities where the ratio is not constant, often involving a fixed cost or fee.

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CCSS.7.RP.A.2D

Front

How do you determine the cost of multiple items in a proportional relationship?

Back

Multiply the cost of one item by the number of items to find the total cost.

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CCSS.7.RP.A.2C

Front

In the context of the pizza party, how much does each medium pizza cost?

Back

Each medium pizza costs $8.

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CCSS.6.RP.A.3B

Front

If Ms. Cochran orders 5 pizzas, what is the total cost?

Back

The total cost for 5 pizzas is $40.

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CCSS.3.OA.A.3

Front

What is the fixed processing fee charged by Uptown Tickets?

Back

Uptown Tickets charges a $3 processing fee per order.

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CCSS.7.RP.A.2B

Front

How do you calculate the total cost for tickets from Uptown Tickets?

Back

Add the processing fee to the product of the number of tickets and the price per ticket.

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CCSS.7.EE.B.3

Front

If 4 baseball game tickets are ordered, what is the total cost?

Back

The total cost for 4 tickets is $31.

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CCSS.3.OA.A.3

Front

What is Andrew's hourly wage for mowing lawns?

Back

Andrew earns $18 per hour.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How much does Andrew earn for working 4 hours?

Back

Andrew earns $72 for working 4 hours.

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CCSS.6.RP.A.3B