# Ch 10: MTEL Middle School Math/Science: Ratios, Proportions & Rate of Change

As you prepare for the MTEL Middle School Math/Science exam, use these lessons to improve your understanding of proportions, ratios, rate of change and scale factors. Instructors use real-life examples and visual representations of each to make sure you thoroughly grasp each concept.

## MTEL Middle School Math/Science: Ratios, Proportions & Rate of Change - Chapter Summary

In these lessons, our professional instructors help you review the steps used to complete problems with ratios, proportions and rate of change in preparation for the MTEL Middle School Math/Science exam. Each lesson is mobile device compatible, so you have a portable way to review:

• Application of proportions and ratios
• Solving problems with proportions
• Finding the average rate of change
• Resizing shapes while maintaining their proportions
• Calculations for taxes and discounts
• Uses of graphs and tables in real life and algebra

Improve your understanding of these lessons by taking the corresponding quizzes. Following the lesson quizzes, use the provided links to return directly to topics you didn't understand. Once you've completed all the lessons and quizzes in the chapter, take the chapter exam to test your overall understanding of the material.

### MTEL Middle School Math/Science: Ratios, Proportions & Rate of Change - Chapter Objectives

When you take the MTEL Middle School Math/Science exam, you'll be asked to complete 100 multiple-choice questions and two open-response assignments in a four-hour testing session. Eight percent of your score on this computer-based certification exam is based on your understating of number sense and operations. Some of the topics in this subarea include ratios, proportions and rates of change, topics that are discussed in this chapter. Additionally, one of the open-response items (another 10% of your score) may require you to demonstrate your knowledge ratios and proportions.

7 Lessons in Chapter 10: MTEL Middle School Math/Science: Ratios, Proportions & Rate of Change
Test your knowledge with a 30-question chapter practice test
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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