Other
Active Maths Limited: Adding & Subtracting Fractions: Whiteboard Resources
This is an excellent resource to visually illustrate adding and subtracting fractions by finding the lowest common denominator.
Google
Google for Education: Fraction Addition and Common Denominators
Students learn how to find a common denominator between two fractions and then add or subtract the fractions. Decomposition is used to identify patterns in fractions that are relatively easy to visualize, and apply these patterns to...
E-learning for Kids
E Learning for Kids: Math: Street Orchestra: Fractions
Discover fractions and decimals with Maria and the members of the orchestra.
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting Fractions With Different Denominators
[Free Registration/Login may be required to access all resource tools.] This video gives steps of finding common denominators and then adding and subtracting multiple fractions together. After the video, there are practice problems...
Cool Math
Coolmath: Coolmath4kids: Multiplying Fractions and Whole Numbers
Demonstrates how to multiply a fraction by a whole number or a mixed number. Includes two example problems to try.
Khan Academy
Khan Academy: Subtracting Fractions With Common Denominators
In this exercise, students practice subtracting fractions with common denominators. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
CK-12 Foundation
Ck 12: Elem Math: Subtracting Fractions From Whole Numbers
[Free Registration/Login may be required to access all resource tools.] In this learning module, students subtract fractions from whole numbers after renaming the whole number as a mixed number. Includes video demonstrating a sample...
CK-12 Foundation
Ck 12: Elem Math: Subtracting Fractions With Common Denominators
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to subtract fractions that have the same denominators. Includes video demonstrating a sample problem [1:03] and a set of...
CK-12 Foundation
Ck 12: Elem Math: Subtracting Fractions With Different Denominators
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must find the least common denominator of two fractions in order to subtract one from the other. Includes video demonstrating a...
CK-12 Foundation
Ck 12: Elem Math: Subtracting Mixed Numbers With Different Denominators
[Free Registration/Login may be required to access all resource tools.] In this learning module, students subtract mixed numbers that have different denominators. Includes video demonstrating a sample problem [2:49] and a set of practice...
Math Is Fun
Math Is Fun: Common Denominator
Learn the "easiest method" for finding the common denominator of two fractions with different denominators. View animated examples and look over the steps that it takes to find a common denominator and add two fractions.
Discovery Education
Discovery Education: Web Math: Add Two Fractions Together
Use this "math solver" to learn how to add two fractions together. Simply type your equation in, and allow this website to provide the answer along with a complete explanation as to how it arrived at that answer.
Math Is Fun
Math Is Fun: Simplifying Fractions
The learning activity examines how to simplify fractions. The resource consists of explanations, examples with solutions, and a simplifying fraction tool.
Other
Help With Fractions: Adding Fractions
The rules for adding fractions with the same or different denominators are clearly explained at this website. This is an excellent place to get step by step explanations for working with fractions.
Other
Help With Fractions: Subtracting Fractions
The rules for subtracting fractions with like or unlike denominators are clearly explained at this website. Even mixed number subtraction is tackled! This is an excellent place to get step by step explanations for working with fractions.
Discovery Education
Discovery Education: Web Math: Convert Improper Fractions and Mixed Numbers
Converts an improper fraction to a mixed number that you enter. Explains in detail the process of converting the improper fraction to the mixed number.
Discovery Education
Discovery Education: Webmath: Subtract Two Fractions
Use this "math solver" to subtract two fractions (and/or mixed numbers) that you enter. The site will explain in detail the process of subtacting the fractions you entered.
CK-12 Foundation
Ck 12: Add and Subtract Fractions in Inequalities Practice
[Free Registration/Login may be required to access all resource tools.] Practice adding and subtracting fractions in these problems that include inequalities.
Cool Math
Coolmath: Coolmath4kids: Improper Fractions
Explains what improper fractions are, how to convert one into a mixed number, and how to change a mixed number into an improper fraction.
Cool Math
Coolmath: Coolmath4kids: Subtract Fractions With Like Denominators
Demonstrates how to subtract fractions where the denominators are the same. Includes sample problems to try.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Add and Subtract Fractions
This Math Page tutorial explains how to add and subtract fractions and features a practice section at the very end of the lesson.
Cool Math
Coolmath: Coolmath4kids: Speedway Adding Fractions
Add and subtract fractions to win the race in this multiplayer game!
Lesson Tutor
Lesson Tutor: Fraction Addition and Subtraction Lesson
This site is an online lesson plan of how to correctly add and subtract fractions is provided here. Many examples of the processes are worked out and the solutions provided. An elementary teacher looking for some useful advice and...
Cool Math
Coolmath: Coolmath4kids: Add Fractions With Like Denominators
Demonstrates how to add fractions where the denominators are the same. Includes sample problems to try.