CK-12 Foundation
Ck 12: Algebra: Addition and Subtraction of Rational Expressions
Learn how to add and subtract rational expressions.
CK-12 Foundation
Ck 12: Algebra: Addition and Subtraction of Rational Expressions
This lesson covers adding and subtracting rational expressions when the denominators are the same.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Simplifying Rational Expressions
Find a quick, concise explanation of how to simplify rational expressions. Examples are given and clearly explained.
Sophia Learning
Sophia: Addition and Subtraction of Rational Expressions
Use the examples to find the least common denominator in order to add and subtract rational expressions.
CK-12 Foundation
Ck 12: Algebra Ii: 2.1 Multiplying Rational Expressions
This section explores several different approaches for multiplying two rational expressions stated as fractions.
Khan Academy
Khan Academy: Multiply and Divide Rational Expressions
Check your understanding of how to multiply and divide rational expressions with these problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Multiply and Divide Rational Expressions (Advanced)
Check your understanding of how to multiply and divide rational expressions with these problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Multiply and Divide Rational Expressions (Basic)
Check your understanding of how to multiply and divide rational expressions with these problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Algebra Ii: Simplify Rational Expressions (Advanced)
Factor the numerator and the denominator of a rational expression using advanced methods, and cancel out common terms. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive...
Khan Academy
Khan Academy: Add and Subtract Rational Expressions: Like Denominators
Check your understanding of how to add and subtract rational expressions that have like denominators with these problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive...
Khan Academy
Khan Academy: Add and Subtract Rational Expressions: Factored Denominators
Check your understanding of how to add and subtract rational expressions with these problems where the denominators have factors. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or...
Khan Academy
Khan Academy: Algebra Ii: Add and Subtract Rational Expressions
Check your understanding of how to add and subtract rational expressions with these problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Add and Subtract Rational Expressions: Unlike Denominators
Add and subtract rational expressions with relatively prime denominators by manipulating them to have the same denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or...
CK-12 Foundation
Ck 12: Algebra: Simplifying Rational Expressions
[Free Registration/Login may be required to access all resource tools.] This lesson covers simplifying rational expressions by eliminating common factors.
Purple Math
Purplemath: Adding & Subtracting Rational Expressions: Introduction
Finding common denominators is no problem with Purplemath. Use this lesson to learn how to add and subtract rational expressions with these great examples.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Multiplying and Dividing Rational Expressions
Twenty-one problems present a variety of problems multiplying or dividing and then simplifying rational expressions. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem...
Purple Math
Purplemath: Rational Expressions: Finding the Domain
Use this Purplemath lesson to learn everything you've ever wanted to know about simplifying rational expressions. You'll find great explanations and examples on this page.
Purple Math
Purplemath: Multiplying Rational Expressions
Not only will you learn how to multiply and divide rational expressions, but Purplemath shows you what common mistakes are made so you can avoid them.
Texas Instruments
Texas Instruments: Solving Rational Expressions
Students will solve rational equations for unknown variables, use given information to create rational equations, and determine the relationship between rational expressions.
Texas Instruments
Texas Instruments: Rational Expression Multiplication
This StudyCards set uses guided discovery concepts to develop ideas for functions operations, building from rational expression multiplication and division algorithms.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Adding and Subtracting Rational Expressions
Sixteen problems present a variety of practice adding and subtracting rational expressions. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
Paul Dawkins
Paul's Online Notes: Rational Expressions: Practice Problems
Practice exercise reviews how to reduce a rational expression to lowest terms and how to add, subtract, multiply and divide rational expressions.
Khan Academy
Khan Academy: Add & Subtract Rational Expressions: Unlike Denominators
Add and subtract rational expressions with relatively prime denominators by manipulating them to have the same denominators.
Oswego City School District
Regents Exam Prep Center: Rational (Fractional) Expressions
A wealth of resources to help you in planning classroom instruction on rational expressions: lesson plans offer guidelines for and examples of simplifying, adding and subtracting, multiplying and dividing rational expressions; practice...