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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

by CK-12 //at grade

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

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## Adding and Subtracting Rational Expressions with Like Denominators

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

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• Video

## Adding and Subtracting Rational Expressions

by CK-12 //at grade

Uses addition or subtraction to simplify rational expressions.

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• Video

## Adding and Subtracting Rational Expressions: A Sample Application

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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

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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

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

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## Addition and Subtraction of Rational Expressions Ask, Answer, Learn Table

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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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## Adding and Subtracting Rational Expressions with Like Denominators Ask, Answer, Learn Table

by CK-12 //at grade

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

## Solving Rational Equations Study Guide

by CK-12 //at grade

This study guide gives an overview on simplifying rational expressions, solving rational equations, and removable zeros.

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