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.
Visual Fractions
Visual Fractions: Addition of Like Fractions With Number Line Models
Test your aptitude at adding fractions on a number line. Enhance your skills using this interactive math game. Immediate feedback and examples provided.
Rice University
Fraction Addition: Who Wants Pizza?
Who wants pizza? Even better, who wants to add fractions? This website gives colorful examples to guide the viewer through fraction addition problems.
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...
OER Commons
Oer Commons: Understanding Fractions & Decimals
Seventh graders use number lines to solve addition and subtraction problems involving positive and negative fractions and decimals.
Oswego City School District
Regents Exam Prep Center: Adding and Subtracting Fractions
Use this site to learn how to add and subtract algebraic fractions, even if there aren't common denominators. Provides plenty of examples.
Sophia Learning
Sophia: Adding Mixed Numbers and Fractions
Mixed number addition and fraction addition is examined in this tutorial. Explanations and examples are included in the video lesson.
Math Medics
S.o.s. Math: Fractions: Addition
Explains step-by-step how to add fractions. Gives examples and exercises to practice this skill.
CK-12 Foundation
Ck 12: Arithmetic: Commutative Property of Addition With Fractions
[Free Registration/Login may be required to access all resource tools.] Identify and apply the commutative property of addition and the associative property of addition in fraction operations
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.
CK-12 Foundation
Ck 12: Elem Math: Adding Fractions With Different Denominators
[Free Registration/Login may be required to access all resource tools.] This begins with a video that gives a list of steps and describes how to add fractions with unlike denominators. Following the video is practice problems adding two...
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting Fractions Word Problems
[Free Registration/Login may be required to access all resource tools.] The mathematics resource includes a video and practice problems. The video is a tutorial on how to solve a subtraction word problem involving fractions with common...
Sophia Learning
Sophia: Adding Mixed Numbers
Students watch a video lesson about adding mixed numbers. The tutorial includes detailed examples that demonstrate two methods for solving.
CK-12 Foundation
Ck 12: Arithmetic: Sums of Fractions With Different 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...
Khan Academy
Khan Academy: Add Fractions With Unlike Denominators
Practice adding fractions that have different denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Doina Popovici
Math Play: Fractions Jeopardy
Assess your knowledge of adding, subtracting, multiplying, and dividing fractions with a game of jeopardy.
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,...
CK-12 Foundation
Ck 12: Algebra: Addition and Subtraction of Rational Expressions
[Free Registration/Login may be required to access all resource tools.] Add and subtract rational expressions with the same denominator and different denominators.
CK-12 Foundation
Ck 12: Algebra: Inverse Property of Addition in Fraction Equations
[Free Registration/Login may be required to access all resource tools.] Identify and apply the inverse property of addition in fraction operations
Learning Wave Communications
Learning Wave: Fractions
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.
E-learning for Kids
E Learning for Kids: Math: Husky Sled: Fractions and Decimals
In this interactive website students practice various skills including adding fractions with common denominators, adding fractions with different denominators, adding decimals, finding equivalent fractions, and calculating averages.
Illustrative Mathematics
Illustrative Mathematics: 4.nf Comparing Sums of Unit Fractions
The purpose of this task is to help develop students' understanding of addition of fractions; it is intended as an instructional task. Aligns with 4.NF.B.3.a.
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.
Cool Math
Coolmath: Coolmath4kids: Speedway Adding Fractions
Add and subtract fractions to win the race in this multiplayer game!
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