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# Addition and Subtraction of Rational Expressions

## Add and subtract fractions with variables in the denominator

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Addition and Subtraction of Rational Expressions

Add and subtract rational expressions with the same denominator and different denominators.

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## Adding and Subtracting Rational Expressions with Like Denominators

This lesson covers adding and subtracting rational expressions when the denominators are the same.

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• Video

## Adding and Subtracting Rational Expressions

Uses addition or subtraction to simplify rational expressions.

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• Video

## Adding and Subtracting Rational Expressions: A Sample Application

This video demonstrates a sample use of adding and subtracting rational expressions.

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• Video

## Adding and Subtracting Rational Expressions: An Explanation of the Concept

This video provides an explanation of the concept of adding and subtracting rational expressions.

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• Practice
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## Addition and Subtraction of Rational Expressions Practice

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• Critical Thinking

## Addition and Subtraction of Rational Expressions Discussion Questions

A list of student-submitted discussion questions for Addition and Subtraction of Rational Expressions.

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Come up with questions about a topic and learn new vocabulary to determine answers using the table

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Set purpose for reading mathematical problems while providing a structure to organize notes, processes, and supporting vocabulary for each concept subsection.

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• Study Guide