Adding and Subtracting Rational Expressions

Achievement Indicators:

2.1 Compare the strategies for performing a given operation on rational expressions to the strategies for performing the same operation on rational numbers.
2.2 Determine the non-permissible values when performing operations on rational expressions.
2.3 Determine, in simplified form, the sum or difference of rational expressions that have the same denominator.
2.4 Determine, in simplified form, the sum or difference of two rational expressions that have different denominators.

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Lesson Links:

• Click here for ERLC Lesson Link. Please use this lesson as a framework for your own teaching environment.
• Click here for a pdf version of the same ERLC Lesson Link.
  

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Additional Resources:

Notes on Adding and Subtracting Rational Expressions -- Barry