Rate and Unit Rate

Front

What is a unit rate?

Back

A unit rate is a rate in which the unit in the denominator is 1.

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.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Will spent $3.75 for 3 pounds of granola, what is the unit rate in dollars per pound?

Back

$1.25 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit rate of 120 customers in 6 hours?

Back

20 customers per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the unit rate of 50 miles per hour?

Back

The rate describes the distance traveled in miles for each hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you find the lowest cost per pound when comparing different sizes of bags?

Back

Calculate the cost per pound for each bag by dividing the price by the weight.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the cost per pound of a 20-lb bag that costs $23.44?

Back

$1.17 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the cost per pound of an 8-lb bag that costs $9.88?

Back

$1.24 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the cost per pound of a 40-lb bag that costs $49.00?

Back

$1.23 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Which bag has the lowest cost per pound: 20-lb for $23.44, 8-lb for $9.88, or 40-lb for $49.00?

Back

The 20-lb bag.

Tags

CCSS.6.RP.A.3B