This unit includes notes, explanations, examples and exercises for percents. It covers the percent equation, percent change, percent error, discounts, tips, commission and tax, higher order thinking problems, and mixed review. Perfect for partners to learn cooperatively. This lesson can be used to introduce the topic, as a review before assessment, or in the middle of the topic for reinforcement/reteaching. Excellent for students who were absent for part or all of the percent unit. Perfect for homeschool.