Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Complex Rational Expressions
Learn to simplify complex fractions via this tutorial that features various methods for simplifying, example problems with step-by-step solutions, and practice problems, complete with answers and discussions.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Simplifying Rational Expressions
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.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Mult. & Div. Rational Expressions
Use this site to learn the process needed to multiply and divide rational expressions. When finished, try the practice problems.
Oswego City School District
Regents Exam Prep Center: Adding and Subtracting Fractions
Use this site to learn how to add and subtract algebraic fractions, even if there aren't common denominators. Provides plenty of examples.
Purple Math
Purplemath: Adding & Subtracting Rational Expressions: Introduction
Finding common denominators is no problem with Purplemath. Use this lesson to learn how to add and subtract rational expressions with these great examples.
Oswego City School District
Regents Exam Prep Center: Simplifying (Or Reducing) Fractions
At this site from the Oswego City School District, you can learn how to simplify fraction (rational expression) that contain monomials or higher degree polynomials. Reducing fractions is made easier with help from this page.
Purple Math
Purplemath: Rational Expressions: Finding the Domain
Use this Purplemath lesson to learn everything you've ever wanted to know about simplifying rational expressions. You'll find great explanations and examples on this page.
Help Algebra
Help algebra.com: Simplifying Rational Expressions
The process of factoring and canceling is used to simplify, multiply, and divide rational expressions. Adding and subtracting rational expressions is also demonstrated, including finding common denominators.
Oswego City School District
Regents Exam Prep Center: Practice With Multiplication of Rational Expressions
Exercises are provided for practice with multiplying rational expressions containing variables.