Lesson 4-4: Adding and Subtracting Rational Expressions | Notes, Practice & Answer Key

Make studying easier with these organized, easy-to-follow math notes designed to go along with my YouTube lesson!

This downloadable PDF covers adding and subtracting rational expressions, helping students understand how to find common denominators, combine rational expressions, and simplify their answers.

With my original handwritten, color-coded lesson notes, worked examples, and additional practice problems, this resource helps students strengthen their algebra skills and build confidence working with rational expressions.

What's Included:

• Original handwritten lesson notes with color-coded explanations and worked examples
• 10 practice problems plus a challenge problem to reinforce your understanding
• Complete answer key with step-by-step solutions
• 7-page printable PDF that can also be used digitally

Topics Covered:

• Adding rational expressions with common denominators
• Finding least common denominators (LCD)
• Factoring polynomials to identify common factors
• Adding rational expressions with different denominators
• Subtracting rational expressions
• Simplifying rational expressions after combining
• Simplifying compound fractions
• Identifying excluded values and domain restrictions

Perfect For:

• Students following along with my YouTube lessons
• Algebra 2 and Precalculus students
• Reviewing before quizzes and tests
• Anyone who wants extra practice adding and subtracting rational expressions

Watch the lesson on YouTube, follow along with my handwritten notes, and then test your understanding with the practice problems!

My YouTube lessons are always free! These downloadable resources are an optional way to get extra practice while also helping support my channel.

This is a digital download. No physical product will be shipped.