Adding rational expressions with different denominators 3

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Taught by YourMathGal
  • Currently 4.0/5 Stars.
5779 views | 1 rating
Part of video series
Meets NCTM Standards:
Lesson Description:

Shows how to add and subtract algebraic fractions by getting a common denominator.

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com

Questions answered by this video:
  • How do you add and subtract rational expressions with unlike denominators?
  • How do you factor denominators, find the LCD, and subtract (x - 2)/(x + 1) - (3 - 12x)/(2x^2 - x - 3)?
  • Can you simplify or cancel anything in (2x+3)/(2x-3)?
  • How do you add 2/x + 10/(x - 3) + 4?
  • Staff Review

    • Currently 4.0/5 Stars.
    Many more practice problems are shown and explained in this lesson. All steps are shown and explained in depth. This is great practice if you are struggling or need extra practice with finding common denominators of rational expressions and adding / subtracting expressions. Some very unique problems are shown.