CK-12 Foundation
Ck 12: Algebra: Addition and Subtraction of Radicals
[Free Registration/Login may be required to access all resource tools.] Learn how to simplify expressions involving the addition and subtraction of radicals.
Khan Academy
Khan Academy: Simplify Square Roots (Variables)
Simplify square roots that contain variables in them like square root of 27a. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Interactive Mathematics
Interactive Mathematics: Roots and Radicals
Here you'll find information on radicals: notation, symbols, and laws for simplifying. The information is brief, but easy to follow.
Discovery Education
Discovery Education: Web Math: Simplify a Term Under a Radical Sign
This site walks you step-by-step through simplifying an expression under a square root sign. Type your problem into the "math solver," and your answer, complete with a full description, is provided.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Dividing and Multiplying Radicals
Site describes how one would multiply and divide radicals and simplify the final result by using examples.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: Rational Exponents
An online tutorial which teaches you how to rewrite a rational exponent in radical notation, simplify an expression that contains a rational exponent, and use rational exponents to simplify a radical expression. Works through example...
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
Help Algebra
Help algebra.com: Roots
After defining roots (radicals), this resource focuses on square roots. Examples are given to demonstrate how to simplify, find principal roots, and gives several properties of square roots.
Discovery Education
Discovery Education: Web Math: Algebra
This WebMath site provides links to tutorials and lessons in both Algebra I and II. Links to topics such as factoring, solving equations, polynomials, simplifying equations, graphing, and much more.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Multiplying and Dividing Rational Expressions
Twenty-one problems present a variety of problems multiplying or dividing and then 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...
Khan Academy
Khan Academy: Simplify Square Roots
Students solve simple square roots and receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Oswego City School District
Regents Exam Prep Center: Discovering the Laws of Rational Exponents
This online tutorial explains how the laws of rational exponents are used to simplify expressions. The examples show exactly how the process is done. Click on the "Topic Index" to find related lessons, practice activities, and teacher...
Interactive Mathematics
Interactive Mathematics: Simplifying Expressions With Integral Exponents
The laws of exponents are presented using expressions containing both positive and negative exponents. Several examples and exercises are given to help practice the concept.
Help Algebra
Help algebra.com: Rationalizing the Denominator
Learn to simplify radical expressions by removing radicals from denominators. The demonstration includes both single radicals and binomials that require the use of a conjugate.
Doina Popovici
Math Play: Square Roots Millionaire Game
Show off your knowledge of radicals with this online game. Game requires students to add, subtract, multiply, divide, simplify, estimate, and graph expressions with radicals.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Rational Exponents
In this tutorial, you will learn what a rational exponent is and how to complete many tasks involving them. Follow step-by-step instructions and examples, view video explanations, and hone your skills with several practice problems.
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