Whiteboard
ClassFlow

Class Flow: Adding and Subtracting Fractions With Unlike Denominators

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This flipchart includes step by step directions on how to add or subtract fractions with unlike denominators. Practice session included with flipchart.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Fractions With Different Denominators 3 Numbers

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students add and subtract three fractions with different denominators. Includes video demonstrating a sample problem [2:41] and a set of...
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Khan Academy

Khan Academy: Adding and Subtracting Mixed Numbers With Unlike Denominators 2

For Students 3rd - 5th Standards
In this exercise, students practice using visuals to add and subtract fractions with unlike denominators. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
Khan Academy

Khan Academy: Add and Subtract Fractions Word Problems

For Students 4th - 6th Standards
Practice solving fraction addition and subtraction word problems. The fractions in these problems have unlike denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
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Khan Academy

Khan Academy: Add and Subtract Fractions: Word Problems

For Students 3rd - 5th Standards
In this exercise, students practice adding and subtracting fractions with unlike denominators word problems. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
Khan Academy

Khan Academy: Add and Subtract Mixed Numbers With Unlike Denominators 1

For Students 4th - 6th Standards
Practice adding and subtracting mixed numbers with different denominators. No regrouping required. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Add and Subtract Fractions Challenge

For Students 4th - 6th Standards
Challenge problems involving adding and subtracting fractions that have unlike denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Visually Add and Subtract Fractions

For Students 4th - 6th Standards
Practice adding and subtracting fractions that have different denominators. Problems have fraction diagrams. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Handout
Cool Math

Coolmath: Coolmath4kids: Adding and Subtracting Fractions With Different Denominators

For Students 4th - 5th Standards
Demonstrates how to add and subtract fractions where the denominators are different. Includes sample problems to try.
Handout
Other

Chili Math: Adding and Subtracting Fractions With Different Denominators

For Students 4th - 8th Standards
Goes through the steps involved in adding and subtracting fractions with different denominators and provides examples.
Unit Plan
Khan Academy

Khan Academy: Add and Subtract Mixed Numbers With Unlike Denominators 2

For Students 4th - 6th Standards
Practice adding and subtracting mixed numbers with different denominators. Regrouping required. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
Khan Academy

Khan Academy: Add and Subtract Fractions Challenge

For Students 5th
Challenge problems involving adding and subtracting fractions that have unlike denominators.
Unknown Type
Khan Academy

Khan Academy: Use Visuals to Add and Subtract Fractions With Unlike Denominators

For Students 3rd - 5th Standards
In this exercise, students practice multiplying fractions by fractions. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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...
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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.
Unknown Type
Khan Academy

Khan Academy: Add & Subtract Mixed Numbers With Unlike Denominators (Regrouping)

For Students 5th
Practice adding and subtracting mixed numbers with different denominators. Regrouping required.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Fractions With Different Denominators Word Problems

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students solve word problems where they must add and subtract fractions with different denominators. Includes video demonstrating a sample...
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Addition of Fractions

For Students 8th
[Free Registration/Login may be required to access all resource tools.] Add and subtract fractions and mixed numbers with like and unlike denominators
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Expression Evaluation With Different Denominators

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Evaluate numerical expressions with fractions by renaming multiple terms with a lowest common denominator.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Subtraction of Fractions

For Students 6th - 9th
[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...
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.
Whiteboard
ClassFlow

Class Flow: Adding Fractions With Unlike Denominators

For Teachers 3rd - 5th Standards
[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,...
Interactive
Quia

Quia: Equivalent Fractions

For Students 3rd - 6th Standards
Use this Web site to practice finding equivalent fractions using a matching game format. CCSS.Math.Content.3.NF.A.3.a Understand two fractions as equivalent (equal) if they are the same size, or the same point on a number line.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Addition and Subtraction of Rational Expressions

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Add and subtract rational expressions with the same denominator and different denominators.