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 a quantity of one. For example, if a car travels 150 miles in 3 hours, the unit rate is 50 miles per hour.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the first quantity by the second quantity. For example, if you have 60 apples for 4 baskets, the unit rate is 60 ÷ 4 = 15 apples per basket.

Front

If a car travels 510 miles in 8.5 hours, how many miles does it travel in one hour?

Back

60 miles.

Front

What is the cost per item if you buy multiple items at a total cost?

Back

To find the cost per item, divide the total cost by the number of items. For example, if 20 shirts cost $38.40, the cost per shirt is $38.40 ÷ 20 = $1.92.

Front

If Samantha bought 20 shirts for $38.40, what was the cost per shirt?

Back

$1.92.

Front

How do you find the price per ticket when buying multiple tickets?

Back

Divide the total cost by the number of tickets purchased. For example, if 6 tickets cost $51.54, the price per ticket is $51.54 ÷ 6 = $8.59.

Front

If there are 72 ounces for 6 steaks, how many ounces for each steak would that be?

Back

12 ounces.

Front

How do you calculate the amount spent per person when sharing a total cost?

Back

Divide the total cost by the number of people sharing the cost. For example, if 4 students spent $9.40 on lunches, each student spent $9.40 ÷ 4 = $2.35.

Front

If four students spent $9.40 on school lunches, how much did each student spend?

Back

$2.35.

Front

What is the formula for finding unit rates in a real-world context?

Back

Unit Rate = Total Quantity / Number of Units.