Loyola University Chicago
Math Flix: Simple as 1, 2, 3
This QuickTime movie provides an opportunity to see how easy it is to simplify an expression by combining terms. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Other
Professor Freedman's Video Snippets Combine Like Terms
Watch this very short video explanation of the how to combine like terms and multiply expressions by Professor Ellen Freedman. She offers simple, concise, easy to remember tips.
Sector Matemática
Sector Matematica: Agrupacion De Terminos
Learn how to group like terms and then find the common factor in an expression with this video. [6:41]
Khan Academy
Khan Academy: Algebra: Adding and Subtracting Polynomials 2
Demonstrates how to subtract a trinomial from a binomial. [1:43]