Unit Plan
Mangahigh

Mangahigh: Algebra: Add and Subtract Algebraic Fractions Using Factoring

For Students 9th - 10th Standards
Students learn about the concept of adding algebraic fractions by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
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McGraw Hill

Glencoe: Self Check Quizzes 2 Add and Subtract Fractions Unlike Denominators

For Students 9th - 10th
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of adding and subtracting fractions with different denominators. Each question has a "Hint" link to help. Choose the correct answer for each...
Activity
Oswego City School District

Regents Exam Prep Center: Adding and Subtracting Fractions

For Students 9th - 10th Standards
Use this site to learn how to add and subtract algebraic fractions, even if there aren't common denominators. Provides plenty of examples.
Handout
Cool Math

Coolmath: Coolmath4kids: Add Fractions With Like Denominators

For Students 4th - 5th Standards
Demonstrates how to add fractions where the denominators are the same. Includes sample problems to try.
Unit Plan
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Add and Subtract Fractions

For Students 2nd - 5th Standards
This Math Page tutorial explains how to add and subtract fractions and features a practice section at the very end of the lesson.
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Khan Academy

Khan Academy: Add Fractions With Unlike Denominators

For Students 4th - 6th Standards
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.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Sums of Fractions With Different Denominators

For Students 5th - 7th
[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...
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Khan Academy

Khan Academy: Add and Subtract Mixed Numbers Word Problems (Like Denominators)

For Students 4th Standards
Solve addition and subtraction word problems involving fractions and mixed numbers. Fractions and mixed numbers have common denominators.
Unit Plan
Khan Academy

Khan Academy: Subtracting Fractions With Unlike Denominators

For Students 4th - 6th Standards
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.
Interactive
Doina Popovici

Math Play: Fractions Jeopardy

For Students 3rd - 8th
Assess your knowledge of adding, subtracting, multiplying, and dividing fractions with a game of jeopardy.
Handout
Cool Math

Coolmath: Coolmath4kids: Adding and Subtracting Fractions With Whole and Mixed Numbers

For Students 4th - 5th Standards
Short tutorial explaining how to add and subtract fractions, whole numbers, and mixed numbers. Includes example problems to try.
Activity
Lawrence Hall of Science

The Math Page: Skill in Algebra: Adding Algebraic Fractions

For Students 9th - 10th
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,...
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.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Finding Common Denominators to Add

For Teachers 5th - 8th Standards
Part (a) of this task asks students to find and use two different common denominators to add the given fractions. The purpose of this question is to help students realize that they can use any common denominator to find a solution, not...
Interactive
PBS

Pbs: Meerkatcher: Add Fractions With Unlike Denominators

For Students 3rd - 5th Standards
The rascally gang of meerkats have escaped from their pens. Add fractions to fix the ladders and catch those 'kats! In this activity, students will focus on adding fractions, starting with single-digit denominators and working up. This...
Interactive
Discovery Education

Discovery Education: Web Math: Add Two Fractions Together

For Students 3rd - 8th Standards
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.
Unit Plan
Mangahigh

Mangahigh: Number: Add and Subtract Fractions

For Students 5th - 8th Standards
This site provides students practice with the concept of adding and subtracting fractions. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
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Khan Academy

Khan Academy: Add and Subtract Fractions Word Problems (Same Denominator)

For Students 4th Standards
Practice solving word problems by adding and subtracting fractions. The fractions used in these problems have like (common) denominators.
Unit Plan
Mangahigh

Mangahigh: Algebra: Add and Subtract Algebraic Fractions

For Students 9th - 10th Standards
This site provides students practice with the concept of algebraic fractions. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
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Khan Academy

Khan Academy: Add Fractions (Denominators 10 & 100)

For Students 4th
Practice adding fractions that have denominators of 10 and 100.
Interactive
Arcademics

Arcademics: Adding Fractions Speedway

For Students 4th - 6th Standards
Add fractions correctly to move further ahead in the race.
Unknown Type
Common Core Sheets

Common Core Sheets: Number and Operations Fractions 5.nf.1 Worksheets

For Teachers 5th
Teachers can assess students' knowledge of adding and subtracting fractions with these printable worksheets. You can even create your own activity or flashcards.
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Khan Academy

Khan Academy: Add Fractions With Common Denominators

For Students 4th
Add two fractions with the like denominators.
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 1 Add and Subtract Fractions Unlike Denominators

For Students 3rd - 8th
Use Glencoe's 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. At the bottom...

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