Addition & Subtraction

Sources

Sources used in this book:

Embracing Mathematics, Assessment & Technology in High Schools; a Michigan Mathematics & Science Partnership Grant Project

Holt, Rinehart & Winston, "Rational & Radical Expressions." http://my.hrw.com/math06_07/nsmedia/homework_help/alg2/alg2_ch08_03_homeworkhelp.html (accessed 6/16/2010).

Kenny Felder, "Rational Expression Concepts -- Adding and Subtracting Rational Expressions," Connexions, November 15, 2008, http://cnx.org/content/m18303/1.1/.

Pearson Prentice Hall, "Rational Expressions and Equations." 2010.http://www.phschool.com/webcodes10/index.cfm?fuseaction=home.gotoWebCode&wcprefix=aja&wcsuffix=0600 (accessed 6/16/2010).