CK-12 Foundation
Ck 12: Algebra: Subtraction of Polynomials
[Free Registration/Login may be required to access all resource tools.] Subtract polynomials vertically and horizontally.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
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,...
DLTK
Kidzone: Math Worksheets
This site provides printable worksheets for basic math operations. Organized by grade level, concept & theme.