Evaluate numerical radical expressions using the properties of exponents.

Starting with numerical expressions, this demonstration shows how to simplify algebraic expressions using multiplication and division. Examples are included for practicing the concept.

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,...

Simplify rational expressions that contain rational expressions within their numerators or denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Sixth graders apply their knowledge of the order of operations to simplify numerical expressions for a second day.

Why do we need an Order of Operations? What is 5 + 3 x 4? What is 3 x 4 + 5? Students work through examples to get at these questions and work with the order of operations to simplify numerical expressions.

This tutorial will provide you with a definition of exponents and teach you how to simplify exponential expressions via numerous methods, examples, and video explanations. When finished reviewing the examples, complete practice problems...

Simplify rational expressions that contain rational expressions within their numerators or denominators.

This is a simplified explanation about exponents along with a few rules for combining numbers with exponents.

This tutorial shows two different ways in which you can simplify complex fractions. Works through examples step-by-step and gives some practice problems.

Explains how to simplify algebraic expressions by combining like terms. Provides numerous examples.

College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.