Ratios, Rates, & Unit Rates

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

Front

What is a rate?

Back

A rate is a specific kind of ratio that compares two different kinds of quantities, often expressed as a quantity per unit of another quantity.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one unit, allowing for easy comparison of different rates.

Front

If Maya makes $10 an hour, how many hours will it take her to earn $150?

Back

15 hours

Front

What is a complex fraction?

Back

A complex fraction is a fraction that has a fraction or mixed number in the numerator or denominator or both.

Front

If Jimmy packs 4.5 boxes in 2.75 hours, how many boxes can he pack in 1 hour?

Back

1\frac{7}{11} boxes

Front

If Mr. Carter paints \frac{7}{8} of a shed in 5\frac{3}{5} hours, what fraction does he paint in one hour?

Back

\frac{5}{32} of the shed

Front

What is Sophia's typing rate if she types \frac{1}{2} page in 5\frac{3}{4} minutes?

Back

\frac{2}{23} pages per minute.

Front

How do you convert a fraction to a unit rate?

Back

To convert a fraction to a unit rate, divide the numerator by the denominator to find the value per one unit.

Front

What is the formula for calculating a unit rate?

Back

Unit Rate = Total Quantity / Number of Units.