National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Fraction Basics
Gives a very basic overview of fractions and their parts. Discusses adding, multiplying, and finding a common denominator.
Elias Saab
Math Drills: Fraction Operations Quiz #2
An interactive quiz which provides students with two (more challenging) 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...
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.
Cool Math
Coolmath: Coolmath4kids: Adding and Subtracting Fractions With Whole and Mixed Numbers
Short tutorial explaining how to add and subtract fractions, whole numbers, and mixed numbers. Includes example problems to try.
Khan Academy
Khan Academy: Subtracting Fractions With Unlike Denominators
Practice subtracting fractions that have different denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Add Fractions (Denominators 10 & 100)
Practice adding fractions that have denominators of 10 and 100. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Family Education
Family Education: Math
This site provides 60-75 math tools designed to help students with basic math skills, such as adding, fractions, and bar graphs. Spanish versions of 10-15 of the printables are provided as well, including several with letters for parents...
Ducksters
Ducksters: Kids Math: Adding and Subtracting Fractions
Students learn about adding and subtracting fractions including steps, tips, and example problems.
Math Medics
S.o.s. Math: Fractions: Addition
Explains step-by-step how to add fractions. Gives examples and exercises to practice this skill.
ClassFlow
Class Flow: Adding Fractions With Unlike Denominators
[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,...
McGraw Hill
Glencoe: Self Check Quizzes 3 Add and Subtract Fractions With Unlike Denominator
Use Glencoe's Math Course 3 randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with unlike denominators. Each question has a "Hint" link to help. Choose the correct answer for each problem....
Lawrence Hall of Science
The Math Page: Skill in Algebra: Adding Algebraic Fractions
Here is a site that clearly and thoroughly explains adding algebraic fractions (rational expressions) both with common denominators and with different denominators. There are example problems solved, problems for the student to attempt,...
Khan Academy
Khan Academy: Add and Subtract Fractions: Word Problems 1
Practice solving word problems by adding and subtracting fractions with like denominators. Gaby ate 2 slices of pie and Daniel ate 2. If there were 10 slices of pie all together, what fraction did they eat? Students receive immediate...
PBS
Pbs: Logical Leaps: Adding Rational Numbers on the Number Line
In this interactive, use logic to solve riddles involving a wallaby jumping contest. Add two consecutive jumps and place them on a number line, finding equivalent fractions and common denominators to do so. Backward jumps represent...
Khan Academy
Khan Academy: Decompose Fractions
Practice decomposing fractions (breaking fractions into parts that can be added together). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Fun Brain
Fun Brain: Soccer Shootout (Fractions and Whole Numbers)
Using fractions and whole numbers, score goals and block your opponent's goals by correctly answering addition, subtraction, multiplication, and division problems. Four levels of play--easy, medium, hard, and super brain--to test your...
Math Is Fun
Math Is Fun: Fractions in Algebra
Students learn about fractions in algebra. Topics include adding, subtracting, multiplying, and dividing fractions. The resource consists of rules and examples related to operations with fractions.
Teaching Treasures Publications
Teaching Treasures: Year Five Math (Page 3)
An interactive worksheet that focuses on adding and subtracting fractions. The worksheet covers concepts such as mixed numbers, reducing to lowest terms, and changing mixed numbers to improper fractions. Problems are set up horizontally...
Teaching Treasures Publications
Teaching Treasures: Year Five Math (Page 5)
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...
Calculator Soup
Calculator Soup: Fractions Average Calculator
This calculator finds the average of a set of fractions by adding all of the fractions and dividing by the number of fractions in the set. Enter positive or negative fractions, integers and mixed numbers and the calculator converts...
Other
Chili Math: Adding and Subtracting Fractions With Same or Like Denominator
Features steps on how to add and subtract fractions with the same denominator.
Calculator Soup
Calculator Soup: Estimating Sums and Differences of Fractions Calculator
Estimate sums and differences for positive proper fractions, n/d (numerator/denominator). Use rounding to estimate answers when adding or subtracting proper fractions.
Visual Fractions
Visual Fractions: Add Unlike Fractions With Number Line Models
Boost your ability to add number line fractions with unlike denominators with this interactive math game. A basic understanding of factors is key to success. Instructions with detailed examples are easily accessible.