Ch 12: 6th-8th Grade Math: Rational Numbers

About This Chapter

Developed with 6th, 7th and 8th graders in mind, the entertaining video lessons included in this chapter focus on rational numbers and how to perform mathematical operations with them. Students can take self-assessment quizzes and a chapter exam to see how well they've mastered the included concepts.

Rational Numbers - Chapter Summary

Math students in the 6th-8th grades can use the short lessons in this chapter to reinforce what they've learned in class about rational numbers. The lessons feature videos, transcripts and multiple-choice quizzes that all work to make learning an engaging activity. Instructors cover topics such as graphing rational numbers, finding the absolute value of rational numbers and completing basic math operations with rational numbers. Students can take a chapter exam to check their comprehension, and even submit questions to instructors for additional help.

Chapter Lessons and Objectives

Comparing & Ordering Rational NumbersStudents learn how to determine whether a rational number is greater than, less than or equal to another rational number.
Graphing Rational Numbers on a Number LineThe instructor discusses how to graph rational numbers accurately on number lines.
Finding the Absolute Value of a Rational NumberThis lesson covers strategies for finding a rational number's absolute value.
Adding & Subtracting Rational NumbersStudents learn what steps to use to add and subtract rational numbers.
Multiplying & Dividing Rational NumbersIn this lesson, students find out the steps involved in multiplying and dividing rational numbers.
Notation for Rational Numbers, Fractions & DecimalsStudents learn to convert a rational number in fraction notation to decimal notation.

Earning College Credit

Did you know… We have over 160 college courses that prepare you to earn credit by exam that is accepted by over 2,000 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? 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 6th-8th Grade Math: Practice & Review course