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Ch 2: Praxis Middle School Math: Rational Numbers

About This Chapter

Rational numbers are what students will be working with throughout a majority of their studies. This chapter of the Praxis Middle School Math course looks at what you can do with these numbers and how they appear on the Praxis exam.

Praxis Middle School Math: Rational Numbers - Chapter Summary

The basic orders of operations can be performed on rational numbers. In this set of video lessons for the Praxis Middle School Math review, you will be studying the basics of numbers that will be making an appearance on the Praxis Middle School Math exam. You have been performing these tasks forever, but it never hurts to brush up on topics that include the following:

  • Examples of rational numbers
  • The comparison and ordering of rational numbers
  • Graphing on a number line
  • Adding and subtracting
  • Multiplying and dividing
  • Examples of irrational numbers

The video lessons with this chapter of the course (and all other chapters) come equipped with a timeline feature that enables you to freely jump back and forward to any point in the presentation, so you will never have to worry about missing a talking point. The self-assessment quizzes included with this chapter are waiting for you at the end of the lessons to provide you with a preview of what is to come on the exam.

Praxis Middle School Math: Rational Numbers Chapter Objectives

The Praxis Middle School Math exam is utilized in certain states to certify middle grade math teachers at varying grade levels. Questions on rational numbers will pop up in the Arithmetic and Algebra section, which takes up about sixty-two percent of this multiple-choice test.

7 Lessons in Chapter 2: Praxis Middle School Math: Rational Numbers
Test your knowledge with a 30-question chapter practice test
What are Rational Numbers? - Definition & Examples

1. What are Rational Numbers? - Definition & Examples

In this lesson, we will learn about rational numbers and their characteristics. We'll discover what they are, what they aren't and how to distinguish them from other types of numbers.

Comparing & Ordering Rational Numbers

2. Comparing & Ordering Rational Numbers

After watching this video lesson, you will be able to look at any rational number and compare it with any other rational number. Learn what you need to do so that you know which number is greater or lesser than another.

Graphing Rational Numbers on a Number Line

3. Graphing Rational Numbers on a Number Line

Number lines have many uses both in mathematics and everyday life. This lesson will teach you how to graph numbers on a number line and give real-world examples of how to use number lines.

Adding & Subtracting Rational Numbers

4. Adding & Subtracting Rational Numbers

After watching this video lesson, you will be able to add and subtract rational numbers like a pro. Learn what is involved in adding and subtracting these types of numbers.

Multiplying & Dividing Rational Numbers

5. Multiplying & Dividing Rational Numbers

After watching this video lesson, you will know how to multiply and divide rational numbers. You will know when you need to flip your number and when you don't.

Notation for Rational Numbers, Fractions & Decimals

6. Notation for Rational Numbers, Fractions & Decimals

How do fractions become decimals? And how do decimals become fractions? In this lesson, we'll learn about the notation of rational numbers, fractions and decimals and learn how they're related.

What are Irrational Numbers? - Definition & Examples

7. What are Irrational Numbers? - Definition & Examples

Irrational numbers may not be crazy, but they do sometimes bend our minds a little. Learn about common irrational numbers, like the square root of 2 and pi, as well as a few others that businessmen, artists, and scientists find useful.

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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Other Chapters

Other chapters within the Praxis Middle School Mathematics (5169): Practice & Study Guide course

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