What's a better deal

Front

What is a better deal?

Back

A better deal is the option that provides more value for the price paid, often calculated by comparing unit prices.

Tags

CCSS.6.RP.A.3B

Front

How do you calculate the unit price?

Back

To calculate the unit price, divide the total price by the number of units (e.g., price per item).

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If 3 pairs of pants cost $40, what is the price per pair?

Back

$40 ÷ 3 = $13.33 per pair.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If 2 pizza slices cost $10, what is the price per slice?

Back

$10 ÷ 2 = $5 per slice.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the better deal: $12 for 3 pizza slices or $10 for 2 pizza slices?

Back

$12 for 3 pizza slices is better because it costs $4 per slice.

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CCSS.6.RP.A.3B

Front

How do you compare prices of different quantities?

Back

Convert each option to a unit price to see which is cheaper.

Tags

CCSS.6.RP.A.3B

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities where one of the quantities is 1.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If 15 pizzas cost $97.50, what is the unit rate per pizza?

Back

$97.50 ÷ 15 = $6.50 per pizza.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the better buy: 2-ounce bottle of soap for $1.80 or 8-ounce bottle for $7.28?

Back

2-ounce bottle for $1.80 is better because it costs $0.90 per ounce.

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CCSS.6.RP.A.3B

Front

How do you determine the better buy when given different sizes and prices?

Back

Calculate the price per ounce or per item to compare.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2