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Ch 4: NES Math: Ratios & Proportions

About This Chapter

Use the lessons in this chapter to brush up on calculations for ratios and proportions and applications for this information. Our snappy videos and other tools for study can help you tackle these types of questions on the NES Math exam.

NES Math: Ratios & Proportions - Chapter Summary

Let us help you refresh your understanding of determining ratios and proportions as you prepare for the NES Math test. Our videos offer a review of topics including:

  • Definitions of ratios and rates
  • Constant and average rates
  • Definition of proportion
  • How to calculate ratios and proportions
  • How to apply scale factors to perimeter, area and volume

The lesson videos average about five minutes long, and you can watch them on a computer, smartphone or tablet, from anywhere that you have Internet access. You can assess your test preparation with the lesson quizzes and the chapter exam. Every video lesson includes examples and a clickable Timeline, which makes it easy to jump back to review specific parts of the lesson. There's also a sheet of quiz questions that you can print and use for offline study.

NES Math: Ratios & Proportions Chapter Objectives

Arizona, New Mexico, Oregon, Washington and Wisconsin require passing the 150-question NES Math test as one of the conditions for licensing as a secondary-level math teacher. The test consists entirely of multiple-choice questions, so completing our lesson quizzes, which are also multiple-choice, will give you a feel for the format of the test.

The NES Math test's questions are divided into five content domains, and questions on ratios and proportions are in the Mathematical Processes and Number Sense content domain. This part of the test accounts for 19% of the total scoring.

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Other Chapters

Other chapters within the NES Mathematics (304): Practice & Study Guide course

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