Rate and Unit Rate

Front

What is a rate?

Back

A rate is a ratio that compares two different quantities, often expressed as a fraction. For example, speed is a rate that compares distance to time.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one. It tells you how much of one item corresponds to one unit of another item.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Maya makes $10 an hour, how many hours will it take her to earn $150?

Back

15 hours

Tags

CCSS.6.RP.A.3B

Front

What is the unit cost if you ordered 15 pizzas for $97.50?

Back

$6.50 per pizza

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you calculate the unit rate?

Back

To calculate the unit rate, divide the total amount by the number of units. For example, if you spend $40 on 5 pounds of concrete, the unit rate is $40 ÷ 5 = $8 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Ernie travels 195 miles in 3 hours, how far will he travel in 5 hours?

Back

325 miles

Tags

CCSS.6.RP.A.3B

Front

What is the formula to find the unit price?

Back

Unit Price = Total Price ÷ Number of Units.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Which size bag of dog food has the lowest cost per pound if a 20-lb bag costs $23.44?

Back

The 20-lb bag has the lowest cost per pound.

Tags

CCSS.6.RP.A.3B

Front

What is the unit rate of $40 for 5 pounds of concrete?

Back

$8 per pound

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If you buy 8 pizzas for $48, what is the unit cost per pizza?

Back

$6 per pizza

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2