From the introduction of concepts to qualified application! Percentage and interest calculations also play a significant role in real life. After all, your students will later need to answer questions such as: How much interest do I earn on my account? How is net salary calculated? What do charts and statistics in newspapers and on TV tell me? With the quickly deployable worksheets, solution sheets, and test pages for learning objective control, the introduction is perfectly executed! In addition to a brief review of the fundamentals of fraction calculations, the folder contains exercises for practicing and solidifying percentage calculations, real-life tasks for reading, creating, and evaluating charts, as well as tasks related to interest calculations.