Objectives: The students will be able to find, compare, and use unit rates.

State Standards

7.RP.1Compute unit rates associated with ratios of fractions, including ratios of lengths, areas and other quantities measured in like or different units. 

What will Learn

•Find unit rates

•Compare and use unit rates to solve problems

Vocabulary

Rate - a special ratio of two quantities having different kinds of units.

Unit rate - when a rate is simplified so that it has a denominator of 1.

Express each rate as a unit rate. Round to the nearest tenth, if necessary.

1.) $11 for 4 boxes of cereal

2.) 400 miles on 14 gallons of gasoline

Example 2

1. An online music store sells 15 songs for $12. Another online music store sells 10 songs for $9. Which online store has the lower cost per song?

2. A 12-oz bottle of cleaner costs $4.50. A 16-oz bottle of cleaner costs $6.56. Which costs less per ounce? Explain.

Tickey Out the Door

Explain what is the difference between a rate and a unit rate.

Then create and solve a unit rate real-world word problem using the google doc provided for you in google classroom.