Khan Academy
Khan Academy: Add & Subtract Mixed Numbers With Unlike Denominators (Regrouping)
Practice adding and subtracting mixed numbers with different denominators. Regrouping required.
Khan Academy
Khan Academy: Add and Subtract Fractions Word Problems
Practice solving fraction addition and subtraction word problems. The fractions in these problems have unlike denominators.
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...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Add and Subtract Fractions
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.
Khan Academy
Khan Academy: Add Fractions With Unlike Denominators
Practice adding fractions that have different denominators.
Khan Academy
Khan Academy: Add/ Subtract Mixed Numbers W Unlike Denominators (No Regrouping)
Practice adding and subtracting mixed numbers with different denominators. No regrouping required.
Common Core Sheets
Common Core Sheets: Number and Operations Fractions 5.nf.2 Worksheets
Worksheets provide practice with solving adding and subtracting fractions with answer keys are provided. You can even create your own learning exercise or flash cards.
AAA Math
Aaa Math: Adding Fractions With Different Denominators
This personal site explains how to add fractions with different denominators by finding the least common denominator. Gives problems and games to practice this skill.
Shodor Education Foundation
Shodor Interactivate: Fraction Adding and Subtracting
Use this discussion, provided by Shodor, to reinforce your knowledge on adding and subtracting fractions with unlike denominators.
ClassFlow
Class Flow: Adding and Subtracting Fractions With Unlike Denominators
[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.
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,...
Math Is Fun
Math Is Fun: Addition of Fractions
This very basic website gives simple, easy steps on how to add fractions with the same denominator and what to do when they have different denominators.
Student Achievement Partners
Nctm: Sharing Chocolate [Pdf]
In this lesson, students use chocolate bars to explore adding fractions with unlike denominators.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Add and Subtract Rational Numbers 2
Get independent practice adding and subtracting fractions with unlike denominators. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Illustrative Mathematics
Illustrative Mathematics: Salad Dressing
The purpose of this task is to have learners add fractions with unlike denominators and divide a unit fraction by a whole number. This accessible real-life context provides students with an opportunity to apply their understanding of...
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...
Texas Instruments
Texas Instruments: Rational Addition, Subtraction
This StudyCard stack covers adding (or subtracting) numerators with simple to complex denominators. The set ends with sums or differences of rational functions with different denominators.
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.
PBS
Pbs: The Lowdown: A Rhythm Etic
Rock out to a musical demonstration of math involved in constructing rhythms from groups of beats in this video from KQED. In the accompanying classroom activity, students consider how the note durations comprising a measure in 3/4 time...