Pre- al: fractional rates

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 one unit. For example, if a car travels 300 miles in 5 hours, the unit rate is 60 miles per hour.

Front

How do you calculate a unit rate?

Back

To calculate a unit rate, divide the total quantity by the number of units. For example, if you earn $30 for 5 hours of work, the unit rate is $30 ÷ 5 hours = $6 per hour.

Front

What is the unit price?

Back

The unit price is the cost per single unit of a product, allowing consumers to compare prices effectively. For example, if a pack of 12 eggs costs $3, the unit price is $3 ÷ 12 = $0.25 per egg.

Front

How do you find the better deal between two products?

Back

To find the better deal, calculate the unit price for each product and compare them. The product with the lower unit price is the better deal.

Front

If Alycia earned $20.40 in 3 hours, what is her unit rate?

Back

$6.80 per hour.

Front

If Elijah earned $200 for 8 hours of work, what is his unit rate?

Back

$25 per hour.

Front

What is the formula for calculating unit rates?

Back

Unit Rate = Total Quantity ÷ Number of Units.

Front

If Kyle took 1/5 of a minute to eat 1/2 of a pie, how many pies can he eat per minute?

Back

2 and 1/2 pies per minute.

Front

What does it mean to express a rate as a fraction?

Back

Expressing a rate as a fraction means writing it in the form of a/b, where 'a' is the quantity and 'b' is the unit. For example, if you run 10 miles in 2 hours, the rate can be expressed as 10/2 miles per hour.

Front

How can you convert a rate to a unit rate?

Back

To convert a rate to a unit rate, divide both the numerator and denominator by the denominator's value to find the equivalent rate per one unit.