Unit Rate

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'per' something, such as miles per hour or cost per item.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the numerator (the top number) by the denominator (the bottom number) of the ratio.

Front

If 5 apples cost $10, what is the unit rate for the cost of one apple?

Back

$2 per apple.

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 of miles per gallon?

Back

30 miles per gallon.

Front

What is the unit cost of 12 juice boxes that cost $5.40?

Back

$0.45 per juice box.

Front

If a worker earns $15 for 3 hours of work, what is the unit rate of pay per hour?

Back

$5 per hour.

Front

What is the unit rate of 240 claps in 20 seconds?

Back

12 claps per second.

Front

When finding a unit rate, what operation do you perform?

Back

You divide the top number by the bottom number.

Front

If a recipe requires 4 cups of flour for 8 servings, what is the unit rate of flour per serving?

Back

0.5 cups of flour per serving.