## Rational Expressions and Equations

## How Well Do You Understand Rational Expressions and Equations?

Here is a rational expressions and equations test and key. Before you take the test let’s do a quick review of the basics of rational expressions and equations.

Key concepts to keep in mind about rational expressions and equations:

* a rational expression is fraction such that the numerator and denominator contains variables

* a rational equation is a fractional equation

* the key to simplifying (reducing) a rational expression is factoring; cross-cancel any like factors among the numerator and denominator

* rational expression operations follow the same basic steps as operations with fractions

* the main method to solve a rational equation is using the cross-product; this is how we solve proportions

* percent problems can be solved using proportions or equations

Algebra-Rational-Expressions-Test

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