Unit Rate

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 you can buy 36 cookies for $4, the unit rate is 9 cookies per dollar.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, you divide the quantity of one item by the quantity of another item. For example, to find how many cookies you get per dollar, divide the number of cookies by the cost in dollars.

Front

If you can buy 36 cookies for $4, what is the unit rate in cookies per dollar?

Back

9 cookies per dollar.

Front

A skydiver falls 144 feet in 3 seconds. How far does the skydiver fall per second?

Back

48 feet per second.

Front

Which operation do you use to solve for unit rate?

Back

Division.

Front

If Anna can type 408 words in 4 minutes, how many words can she type per minute?

Back

102 words per minute.

Front

Steve drives 78 miles on 3 gallons of gas. Find the miles per gallon.

Back

26 miles per gallon.

Front

What is the unit rate of 60 miles in 2 hours?

Back

30 miles per hour.

Front

If a car travels 150 miles on 5 gallons of gas, what is the unit rate in miles per gallon?

Back

30 miles per gallon.

Front

How do you express a unit rate as a fraction?

Back

A unit rate can be expressed as a fraction where the numerator is the quantity of interest and the denominator is the total quantity. For example, 9 cookies per dollar can be written as 9/1.