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Purplemath

www.purplemath.com/

Purplemath contains practical algebra lessons demonstrating useful techniques and pointing out common errors. Lessons are written with the struggling student ...

An Ordered Listing of the Lessons - Purplemath

www.purplemath.com/modules/ordering.htm

An Ordered Listing of the Lessons. The Purplemath lessons have been written ...

Quizzes and Worksheets - Reviews - Purplemath

www.purplemath.com/quizzes.htm

Links to web sites offering quizzes and worksheets; reviewed by Purplemath.

Solving Linear Equations: 'One-Step' Equations - Purplemath

www.purplemath.com/modules/solvelin.htm

"Linear" equations are equations with just a plain old variable like "x", rather ...

Synthetic Division - Purplemath

purplemath.com/modules/synthdiv.htm

Synthetic division is a shorthand, or shortcut, method of polynomial division in ...

Ratios - Purplemath

www.purplemath.com/modules/ratio.htm

Explains the basic terminology and formatting of ratios, and demonstrates how ...

"Work" Word Problems - Purplemath

purplemath.com/modules/workprob.htm

Explains the 'trick' to 'work' word problems (such as two people painting a  ...

The Quadratic Formula Explained - Purplemath

www.purplemath.com/modules/quadform.htm

Demonstrates the use of the Quadratic Formula and compares the Formula to ...

Absolute Value - Purplemath

www.purplemath.com/modules/absolute.htm

The concept of absolute value has many uses, but you probably won't see ...

Mean, Median, Mode, and Range - Purplemath

www.purplemath.com/modules/meanmode.htm

Explains how to compute the mean, median, mode, and range of a list of ...

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Practical Algebra Lessons - Purplemath

www.purplemath.com

Practical algebra lessons that emphasize the practicalities of understanding ...

About Purplemath

www.purplemath.com

About Purplemath. Elizabeth Stapel: The primary developer of Purplemath and ...

Lessons and Tutoring - Reviews - Purplemath

www.purplemath.com

To access the Purplemath lessons and tutoring forums, please use the links to ...