Paul Dawkins
Paul's Online Notes: Algebra: Preliminaries: Rational Expressions
Detailed math tutorial features notes and examples that define rational expressions and investigate how to reduce a rational expression to lowest terms, add, subtract, multiply, and divide rational expressions.
Discovery Education
Discovery Education: Web Math: K 8 Math
This WebMath site shows how to add, subtract, multiply and divide through a step by step examples. The user simple selects the operation and types in two numbers, and the computer solves the problem through a step by step process. Also...
Oswego City School District
Regents Exam Prep Center: Multiplying Rational (Fractional) Expressions
Use this site to learn how to simplify rational expressions when multiplication is required. You can practice what you have learned using the problems provided.
CK-12 Foundation
Ck 12: Arithmetic: Equations With Ratios and Proportions
[Free Registration/Login may be required to access all resource tools.] Learn how to use ratios and proportions to solve problems.
NumberNut
Number Nut: Division
An introduction to the concept of division, with an explanation of how it relates to fractions and decimal numbers. Includes links to practice activities.
Paul Dawkins
Paul's Online Notes: Rational Expressions: Practice Problems
Practice exercise reviews how to reduce a rational expression to lowest terms and how to add, subtract, multiply and divide rational expressions.