Khan Academy: Algebra: Simplifying Rational Expressions Introduction

In this algebra worksheet, students simplify rational expressions using common denominators. There are 50 questions requiring factoring and grouping, with an answer key.

This is a 10-problem worksheet on simplifying rational expressions. Most of the problems require factoring. It is assumed that the domain of variables do not include values for which any denominator is zero. Answers are included.

Five out of four people have trouble with fractions! After comparing simplifying fractions to simplifying rational expressions, pupils use the same principles to multiply and divide rational expressions. 

Provide your algebra class with some review of rational expressions in this video. Sal uses several sample problems to show viewers the process, and his explanations are clear and easy to understand.

Demonstrates how to find common denominators of rational expressions in order to subtract the given rational expressions. [5:35]

This two-day lesson will help the class simplifying rational expressions. It also has an emphasis on understanding when a rational expression is undefined. The lesson contains powerpoint presentations, worksheets, and answer key.

Walk through this tutorial to see exactly how rational expressions are simplified. When you're finished, try the practice problems to see how much you've learned.

Video simplifying a rational algebraic expression with fractional exponents and a square root. [6:32]

Learn more about rational expressions by understanding how to simplify rational expressions step-by-step along with some solved examples and a few interactive questions to test your understanding.

Twenty-seven problems present a variety of problems working with simplifying rational expressions. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...