Unit Rates with Fractions

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 300 miles in 5 hours, the unit rate is 60 miles per hour.

Front

How do you find the unit rate when given a fraction?

Back

To find the unit rate with fractions, divide the numerator by the denominator and then divide by the time or quantity to find the rate per one unit.

Front

Calculate the unit rate for 3/4 of a gallon in 5 hours.

Back

3/20

Front

If a turtle takes 3 ¼ hours to walk 1 ½ miles, how many hours does it take to walk one mile?

Back

13/6 hours

Front

What is the unit rate for 3/16 of a gallon in 2/3 hours?

Back

9/32

Front

A cyclist covers 3/4 of a mile in 2/5 of an hour. What is the unit rate of speed in miles per hour?

Back

1.875

Front

If a recipe calls for 2/3 cup white sugar for every ¾ cup brown sugar, how much brown sugar should I use if I want to use 1 cup of white sugar?

Back

9/8 cups

Front

What is the formula to calculate unit rate?

Back

Unit Rate = (Quantity 1) / (Quantity 2) where Quantity 2 is expressed as 1.

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

What is the relationship between unit rates and ratios?

Back

Unit rates are a specific type of ratio that compares a quantity to one unit of another quantity.