Oswego City School District
Regents Exam Prep Center: Adding and Subtracting Fractions
Use this site to learn how to add and subtract algebraic fractions, even if there aren't common denominators. Provides plenty of examples.
Mangahigh
Mangahigh: Algebra: Add and Subtract Algebraic Fractions Using Factoring
Students learn about the concept of adding algebraic fractions by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
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.
Sophia Learning
Sophia: Simplifying Rational Expressions: It's Simple
Learn to simplify rational expressions using factoring. Includes a short video [1:37] and a practice problem in a slideshow.
Oswego City School District
Regents Exam Prep Center: Simplifying (Or Reducing) Fractions
At this site from the Oswego City School District, you can learn how to simplify fraction (rational expression) that contain monomials or higher degree polynomials. Reducing fractions is made easier with help from this page.
Math Planet
Math Planet: Simplify Rational Expression
An algebraic expression where both the numerator and the denominator are polynomials e.g.(x+3) / x is called a rational expression. Since the denominator can't be zero there are values of x which are excluded from the rational...
Khan Academy
Khan Academy: Equations With One Rational Expression
Solve equations that have one rational expression whose numerator and denominator are linear expressions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Reducing Rational Expressions to Lowest Terms
Learn what it means to reduce a rational expression to lowest terms, and how it's done!
Khan Academy
Khan Academy: Intro to Rational Expressions
This lesson will introduce you to rational expressions. You will learn how to determine when a rational expression is undefined and how to find its domain.
Khan Academy
Khan Academy: Algebra Ii: Simplify Rational Expressions: Common Binomial Factors
Factor the numerator and the denominator of a rational expression and cancel out common binomial terms. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Simplify Rational Expressions: Common Monomial Factors
Factor the numerator and the denominator of a rational expression and cancel out common monomial factors. 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...
Better Lesson
Better Lesson: Simplest Form
Given a set of equations students will be able to explain how to reduce fractions to simplest form and determine if the given set of fractions are equivalent.
Help Algebra
Help algebra.com: Simplifying Rational Expressions
The process of factoring and canceling is used to simplify, multiply, and divide rational expressions. Adding and subtracting rational expressions is also demonstrated, including finding common denominators.
Sophia Learning
Sophia: Simplifying Rational Expressions: Lesson 2
This lesson demonstrates how to simplify rational expressions. It is 2 of 6 in the series titled "Simplifying Rational Expressions."
Sophia Learning
Sophia: Simplifying Rational Expressions: Lesson 6
This lesson demonstrates how to simplify rational expressions. It is 6 of 6 in the series titled "Simplifying Rational Expressions."
Oswego City School District
Regents Exam Prep Center: Practice With Multiplication of Rational Expressions
Exercises are provided for practice with multiplying rational expressions containing variables.