# Ch 11: ELM Test - Algebra: Rational Expressions

Review algebraic rational expressions in preparation for the ELM, CSU's math placement exam. Video lessons and quizzes in this chapter cover rational expressions in Algebra.

## ELM Algebra: Rational Expressions - Chapter Summary

Review the concepts needed for the ELM exam with this online course. Video lessons in this chapter cover the following topics:

• How to Add and Subtract Rational Expressions
• Practice Adding and Subtracting Rational Expressions
• How to Multiply and Divide Rational Expressions
• Multiplying and Dividing Rational Expressions: Practice Problems
• How to Solve a Rational Equation
• Rational Equations: Practice Problems
• Solving Rational Equations with Literal Coefficients
• Solving Problems using Rational Equations
• Finding Constant and Average Rates
• Solving Problems using Rates

Watch our online videos, which break these concepts down into easy-to-understand parts and provide examples to help you practice. Then test your knowledge with a quiz!

### ELM Objectives

The ELM is a math proficiency exam required for all incoming students to schools in the California State University system. You can learn more about the topics on the ELM here.

The lessons in this chapter cover the Rational Expressions topic in the Algebra portion of the ELM. Algebra comprises approximately 35% of the entire exam. This chapter best addresses the 'evaluate and interpret algebraic expressions' objective. Additional chapters cover other essential objectives, such as:

• Use properties of exponents
• Perform polynomial arithmetic
• Solve linear equations
• Solve systems of linear equations in two unknowns
• Find and use slopes and intercepts of lines

10 Lessons in Chapter 11: ELM Test - Algebra: Rational Expressions
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

### 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.