Unit Plan
Khan Academy

Khan Academy: Adding & Subtracting Rational Numbers

For Students 6th - 8th Standards
Practice adding and subtracting negative fractions, decimals, and percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Lesson Plan
Other

Nearpod: Adding & Subtracting: Unlike Denominators

For Teachers 5th Standards
In this lesson, 5th graders will learn how to add and subtract fractions and mixed numbers using models and by finding common denominators.
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Khan Academy

Khan Academy: Add and Subtract Fractions Challenge

For Students 5th
Challenge problems involving adding and subtracting fractions that have unlike denominators.
eBook
CK-12 Foundation

Ck 12: 2.3 Adding and Subtracting Rational Expressions

For Students 9th - 10th Standards
This section explores the process for adding and subtracting rational expressions. It primarily focuses on how to identify and use the Least Common Denominator to combine fractions with rational expressions.
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CK-12 Foundation

Ck 12: Add and Subtract With Different Denominators Word Problems Practice

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Practice adding and subtracting fractions with different denominators.
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CK-12 Foundation

Ck 12: Add and Subtract Fractions in Inequalities Practice

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Practice adding and subtracting fractions in these problems that include inequalities.
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Khan Academy

Khan Academy: Add and Subtract Fractions Word Problems

For Students 5th
Practice solving fraction addition and subtraction word problems. The fractions in these problems have unlike denominators.
Activity
Sophia Learning

Sophia: Adding and Subtracting Rational Expressions

For Students 9th - 10th Standards
This learning tutorial investigates how to add and subtract rational expressions with like and unlike denominators. The lesson includes two videos that demonstrate the process of adding and subtracting rational expressions and four...
Unknown Type
Khan Academy

Khan Academy: Adding & Subtracting Rational Numbers

For Students 7th Standards
Practice adding and subtracting rational numbers of different forms.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding Fractions With Different Denominators

For Students 4th - 5th Standards
[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...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding and Subtracting Fractions With Different Denominators

For Students 4th - 5th Standards
[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...
Unit Plan
Other

Project Happy Child: Adding Fractions Story & Worksheets

For Teachers 3rd - 5th Standards
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.
Website
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Add and Subtract Fractions

For Students 9th - 10th Standards
Find a quick, concise explanation of how to add and subtract fractions. Step by step examples are included to help you understand how to find the sum or difference for fractions with both like and unlike denominators.
Interactive
Doina Popovici

Math Play: Adding and Subtracting Fractions Game

For Students 5th - 7th
An online board game where students practice adding, subtracting, simplifying, and identifying equivalent fractions. By answering the question correctly students are able to roll the die to move forward on the board game.
Interactive
Calculator Soup

Calculator Soup: Adding Fractions Calculator

For Students 9th - 10th
Add and subtract proper and improper fractions with this calculator and see the work involved in the solution.
Handout
Math Is Fun

Math Is Fun: Fractions in Algebra

For Students 9th - 10th
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.
Interactive
Calculator Soup

Calculator Soup: Fractions Average Calculator

For Students 9th - 10th
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...
Interactive
Visual Fractions

Visual Fractions: Addition of Like Fractions With Circle Models

For Students 3rd - 8th Standards
Brush up on your fraction addition skills with this interactive game. Practice adding fractions and mixed numbers with common denominators. Don't worry! If you need a little assistance, examples and explanations are included.
Unit Plan
Khan Academy

Khan Academy: Decompose Fractions

For Students 3rd - 5th Standards
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.
Interactive
Visual Fractions

Visual Fractions: Addition of Like Fractions With Number Line Models

For Students 3rd - 8th Standards
Test your aptitude at adding fractions on a number line. Enhance your skills using this interactive math game. Immediate feedback and examples provided.
Unit Plan
Help Algebra

Help algebra.com: Fractions

For Students 9th - 10th
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.
Lesson Plan
NumberNut

Number Nut: Breaking Down Fractions

For Teachers 3rd - 8th Standards
Discover fractions in the world around us in this lesson that also examines how fractions are divided. Detailed examples and pictures presented to explain this concept along with key vocabulary. A brief introduction to problem solving...
Interactive
Calculator Soup

Calculator Soup: Fractions Calculator

For Students 9th - 10th
Use this fraction calculator for adding, subtracting, multiplying and dividing fractions. Answers are fractions in lowest terms or mixed numbers in reduced form.
Interactive
ABCya

Ab Cya: Adding Fractions

For Students 4th - 6th Standards
Adding fractions is a fun game for kids to practice adding fractions with like denominators. Select two fractions that add to the number 1 and watch the monster grow! Help the monster reach full size as fast as you can!

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