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.

Compete in a soccer shootout by adding, subtracting, multiplying, and dividing fractions. Score goals for your team and block your opponent's shots by answering correctly.

The addition and subtraction of algebraic expressions is presented with detailed examples and exercises for extra practice.

Polynomials are the focus of these lessons, concentrating on factoring and special products to work with rational expressions. Interactive tools of Live Math and Scientific Notebook are used to provide animated solutions to the examples....

Students learn about adding and subtracting fractions including steps, tips, and example problems.

The Shodor Education Foundation provides this lesson plan to introduce students to the basics of fractions including fraction operations and converting fractions both to decimals and percents. NCTM Standards are listed for this activity....

A 5th grade lesson about subtracting mixed numbers with like fractional parts.

An interactive quiz which provides students with two fractions and a randomly selected operation sign between them. Students input their solution and have the program evaluate it. Hints are available if the student needs them, and...

This tutorial has definitions and examples of decimals, whole numbers, and exponents. In addition, a variety of topics are covered, such as comparing, multiplying and subtracting.

This resource contains several links that lead to discussions on several topics of decimals, including converting and comparing with fractions, rounding, estimating, and basic operations. Each page includes examples and some sample...

Solve a subtraction problem with two fractions with like denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

This site describes how to subtract decimals. It provides exercises and games to practice the skill through the tenths place.

Create a worksheet to assess students understanding of adding and subtracting with negative and positive numbers.

Gives a brief explanation of how to subtract fractions with the same denominator. Gives practice, and games to play to use this skill.

[Free Registration/Login Required] This flipchart teaches the steps necessary to add or subtract fractions with unlike denominators by getting a common denominator. It uses Activotes to assess getting the correct least common multiple,...

This tool allows you to create worksheets where learners add, subtract, multiply or divide fractions at varying levels of difficulty.

[Free Registration/Login may be required to access all resource tools.] Solve real-world problems involving the addition and subtraction of fractions and evaluate change.

What is going on in the problem? What are you trying to figure out? What kind of model could you create for this problem? Students apply the skills they have learned throughout Unit 4.

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...

Detailed math tutorial features notes and examples that define rational expressions and investigate how to reduce a rational expression to lowest terms, add, subtract, multiply, and divide rational expressions.

Do math calculations with mixed numbers (mixed fractions) performing operations on fractions, whole numbers, integers, mixed numbers, mixed fractions, and improper fractions. This calculator can add, subtract, multiply and divide mixed...

This site offers simple examples for adding, subtracting, multiplying, and dividing rational numbers. It also provides examples of writing fractions in simplest form and as mixed numbers or improper fractions. Students can test their...

Sharpen your computation skills with this interactive worksheet. The focus is adding and subtracting fractions with like and unlike denominators and reducing to lowest terms. Problems are set up horizontally and answers can be checked...

Explains step-by-step how to subtract fractions. Gives examples and exercises to practice this skill.