Students, through lecture and guided practice, discover the properties of similar triangles. They use given measurements of one triangle to find a missing measurement of a similar triangle. They apply this knowledge in real-life...

Students explore the concept of solving two-step equations. For this solving two-step equations lesson, students watch a short video about solving equations. Students view a PowerPoint presentation about solving two-step equations....

This site from WyzAnt explores what simplifying is, as well as how to simplify a variety of algebraic equations. Content focuses on simplifying multiple signs, combining like terms, simplifying multiplication, distributing a number or...

Fractions containing variables can challenge students--and for teachers to teach. Here are explanations of what algebraic fractions are, how they might be simplified, how they are multiplied, divided, added, and subtracted.

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.

Partial-fraction decomposition is the process of starting with the simplified answer and taking it back apart, of "decomposing" the final expression into its initial polynomial fractions. This reference material demonstrates the...

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,...