Rates & Unit Rates

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities where one of the quantities is expressed as one unit. For example, if you buy 5 pounds of apples for $10, the unit rate is $2 per pound.

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 you buy 3 pounds of candy for $12, what is the cost per pound?

Back

$4 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the formula to find the total cost given the unit rate and quantity?

Back

Total Cost = Unit Rate × Quantity.

Tags

CCSS.6.RP.A.3B

Front

If a car travels 300 miles in 5 hours, what is the speed in miles per hour?

Back

60 miles per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you find the total number of items produced given the rate and time?

Back

Total Items = Rate × Time.

Tags

CCSS.6.RP.A.3B

Front

If a recipe requires 2 cups of flour for 4 servings, how much flour is needed for 10 servings?

Back

5 cups of flour.

Tags

CCSS.6.RP.A.3B

Front

What is the relationship between rates and ratios?

Back

Rates are a specific type of ratio that compares two different units, such as miles per hour or dollars per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If a worker earns $15 per hour, how much will they earn in 8 hours?

Back

$120.

Tags

CCSS.3.OA.A.3

Front

What is the unit rate of 50 miles in 2 hours?

Back

25 miles per hour.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2