Have you learned the basics of rational expression simplification? Great! Now gain more experience with some trickier examples.

Factor the numerator and the denominator of a rational expression and cancel out common monomial factors. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.

This site explains how to simplify an expression by combining like terms. Enter an expression into the interactive "solver" and follow the step-by-step solution to learn how the answer was determined.

The mathematics tutorial investigates how to simplify rational equations, find the least common denominator as well as how to solve rational equations. There are notes, examples and an interactive applet as well as a vocabulary puzzle.

Exercises are provided for practice with multiplying rational expressions containing variables.

A tutorial that shows you how to multiply polynomials and how to use the FOIL method when multiplying binomials.