Rational Expressions 6 - Subtracting with Common Denominator

Videos by Julie Harland http://yourmathgal.com
How to subtract rational expressions that already have a common denominator, and how to simplify if it is possible to cancel.<br />For more great math videos visit: www.youtube.com/user/videosbyjulieharland/videos<br />Aligned to Common Core State Standard: HSA-APR.7