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# Addition and Subtraction of Rational Expressions

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Levels are CK12'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 //basic

Learn how to add and subtract rational expressions.

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## 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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## Rational Expression Addition and Subtraction

This concept explores adding and subtracting rational expressions.

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• Video

## Adding Rational Expressions - Overview

by CK-12 //basic

Overview

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• Video

## Subtracting Rational Expressions - Overview

by CK-12 //basic

Overview

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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 1

Demonstrates how to add rational expressions using a sample problem.

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## Adding and Subtracting Rational Expressions 2

Demonstrates how to add rational expressions using a sample problem.

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## Adding and Subtracting Rational Expressions 3

Demonstrates how to subtract rational expressions using a sample problem.

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## Adding and Subtracting Rational Expressions: A Sample Application

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

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## Adding Rational Expressions - Example 1

by CK-12 //basic

Adding Rational Expressions with Like Denominators

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## 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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## Adding Rational Expressions - Example 2

by CK-12 //basic

Finding Least Common Multiples of Two Polynomials

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## Adding Rational Expressions - Example 3

by CK-12 //basic

Adding Rational Expressions with Unlike Denominators

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• Video

## Subtracting Rational Expressions - Example 1

by CK-12 //basic

Subtracting Rational Expressions with Like Denominators

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• Video

## Subtracting Rational Expressions - Example 2

by CK-12 //basic

Subtracting Rational Expressions with Unlike Denominators

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## Addition and Subtraction of Rational Expressions Quiz

by CK-12 //basic

Quiz on Addition and Subtraction of Rational Expressions.

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• Practice

## Addition and Subtraction of Rational Expressions Practice

by CK-12 //basic

Practice Addition and Subtraction of Rational Expressions questions

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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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## Adding and Subtracting Rational Expressions

by CK-12 //basic

Students will generate questions, activate prior knowledge and collect information to answer these questions.

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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

## Solving Rational Equations Study Guide

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

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• Flashcards

## Addition and Subtraction of Rational Expressions Flashcards

by CK-12 //basic