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.

Ten interactive questions on adding and subtracting fractions. Each question is supported by a detailed explanation of the solution.

The LCM is a useful tool to use when comparing fractions and finding common denominators.

[Free Registration/Login may be required to access all resource tools.] In this lesson students find sums of fractions with different denominators by renaming them with common denominators. Students examine guided notes, review guided...

This resource contains information about fractions and includes ratios, equivalent fractions, basic operations, and reciprocals. Several links for practice problems are also included, along with links to a post and pretest.

In this Math Maven mystery, read the legend of Pirate Ringold and his treasure and help Frieda Finditall figure out how much gold there is left to find on this old ship. Your knowledge about addition and subtraction with fractions will...

Miss Walker explains to Bart the fine details of adding fractions. At the end of the discourse is a link, "Return to Fractions index," where you can go to print off some practice sheets.

This resource offers an overview of fractions from several aspects, including simplifying, reduced, mixed numbers and improper form, and basic operations. Examples and diagrams are included to help demonstrate each topic.

This personal site explains how to add fractions with different denominators by finding the least common denominator. Gives problems and games to practice this skill.

A brief lesson, including good examples, on complex fractions is provided by PurpleMath.

[Free Registration/Login may be required to access all resource tools.] Find differences of fractions with different denominators by renaming them with a common denominator.

This Math Page tutorial explains how to add and subtract fractions and features a practice section at the very end of the lesson.

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.

[Free Registration/Login may be required to access all resource tools.] In this lesson students subtract fractions and mixed numbers with like and unlike denominators. Students examine guided notes, review guided practice, watch...

[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 tutorial shows two different ways in which you can simplify complex fractions. Works through examples step-by-step and gives some practice problems.

On this one page website sharpen your logic and fraction skills while working on this challenge. The solution is available to double check your solution.

Use this discussion, provided by Shodor, to reinforce your knowledge on adding and subtracting fractions with unlike denominators.

This video tutorial reviews how to add mixed numbers with like and unlike denominators. The lesson includes detailed examples.

Here is a site that clearly and thoroughly explains solving equations with fractions by finding the least common multiple of the denominators and clearing the fractions. There are example problems solved, problems for the student to...

This very basic website gives simple, easy steps on how to subtract fractions with the same denominator and what to do when they have different denominators.

This AOL personal page explains how to subtract fractions with different denominators, then offers games to practice this skill.

On this one page website sharpen your logic and fraction skills while working on this challenge. The solution is available to double check your solution.

This BBC test prep review ("revision") section includes reminders and practice in adding, subtracting, multiplying, and dividing fractions. Clicking "Test Bite" on the last page will get you a short interactive quiz over the material.