Copyright

Ch 11: WEST Middle Grades Math: Rational Numbers

About This Chapter

The WEST Middle Grades Math examination is now the National Evaluation Series (NES) examination. This chapter's video lessons explore the characteristics of rational numbers, and they can familiarize you with information you'll find on the test.

WEST Middle Grades Math: Rational Numbers - Chapter Summary

Utilize the video lessons in this chapter to review what you know about rational numbers as you prepare to take the WEST Middle Grades Math examination. You'll re-examine the rules for converting fractions to decimals and for writing rational numbers as fractions. Let this chapter's video lessons assist you with:

  • Defining and graphing rational numbers
  • Taking the absolute value of rational numbers
  • Adding, subtracting, multiplying and dividing rational numbers
  • Writing rational numbers as fractions or decimals

Learn or review these and other concepts through the instructor-led video lessons. You can study at your own pace and submit your questions on rational numbers. The chapter includes text transcripts as well as lesson quizzes. You can also use the practice chapter examination to test your knowledge and your level of readiness for the WEST Middle Grades Math examination.

7 Lessons in Chapter 11: WEST Middle Grades 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.

Finding the Absolute Value of a Rational Number

4. Finding the Absolute Value of a Rational Number

Watch this video lesson and you will learn how to deal with absolute values of simple numbers and more complex problems. Learn the order in which you should do calculations so that your answers are correct.

Adding & Subtracting Rational Numbers

5. 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

6. 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

7. 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.

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

Earning College Credit

Did you know… We have over 200 college courses that prepare you to earn credit by exam that is accepted by over 1,500 colleges and universities. You can test out of the first two years of college and save thousands off your degree. Anyone can earn credit-by-exam regardless of age or education level.

To learn more, visit our Earning Credit Page

Transferring credit to the school of your choice

Not sure what college you want to attend yet? Study.com has thousands of articles about every imaginable degree, area of study and career path that can help you find the school that's right for you.

Other Chapters

Other chapters within the WEST Middle Grades Mathematics (203): Practice & Study Guide course

Support