Ratios and Unit Rates - Blue

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 unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity, often expressed as 'per' something (e.g., miles per hour, dollars per item).

Front

How do you find the unit rate from a total quantity?

Back

To find the unit rate, divide the total quantity by the number of units. For example, if there are 48 cookies in 4 batches, the unit rate is 48 ÷ 4 = 12 cookies per batch.

Front

Find the unit rate: 92 dollars for 2 video games.

Back

46 dollars per video game.

Front

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

Back

$1.25 per pound.

Front

If 24 pieces of candy are in 3 bags, how much candy would be in 7 bags?

Back

56 pieces of candy.

Front

Find the unit rate: 100 meters to swim 4 laps.

Back

25 meters per lap.

Front

What is the formula to calculate a unit rate?

Back

Unit Rate = Total Quantity ÷ Number of Units.

Front

If a car travels 150 miles in 3 hours, what is the unit rate in miles per hour?

Back

50 miles per hour.

Front

How do you express a ratio in simplest form?

Back

To express a ratio in simplest form, divide both terms of the ratio by their greatest common divisor.