Illustrative Mathematics
Dimes and Pennies
Help your fourth graders make cents out of fractions and decimals with this short word problem. After learning that dimes are one-tenth and pennies one-hundredth of a dollar, students write a fraction and decimal for a given number of...
Curated OER
Fraction X--Adding Unlike Denominators
In this math PowerPoint, the process of adding fractions with unlike denominators is broken down into a logical, easy-to-follow sequence of steps. Definitions and examples of multiples, least common multiple, and least common denominator...
Curated OER
Add and Reduce the Following Fractions
In this adding fractions learning exercise, students solve 16 problems in which simple fractions with unlike denominators are added. Students reduce the answer to lowest terms. There are six similar worksheets available here.
Curated OER
Add Fractions (I)
In this fraction addition worksheet, students solve 10 problems in which fractions with unlike denominators are added. There is an annotated example provided on the page.
Curated OER
Add Fractions (E)
For this fraction addition worksheet, students review the steps for finding the sums when adding fractions with unlike denominators. They find equivalent fractions using the least common denominator, add, and reduce as necessary. They...
Curated OER
Add Fractions (H)
In this fraction addition worksheet, students solve 10 problems in which fractions with unlike denominators are added. There is an annotated example provided on the page.
Curated OER
Add Fractions (G)
In this fraction addition learning exercise, students solve 10 problems in which fractions with unlike denominators are added. There is an annotated example provided on the page.
Curated OER
Adding Fractions: Unlike Denominators
In this adding fractions instructional activity, students solve 9 problems in which simple fractions with unlike denominators are added. Students write the equivalent fractions using the LCD before solving.
Curated OER
Add Fractions (A) Unlike Denominators
For this math worksheet, students solve 10 problems in which fractions with unlike denominators are added. Problems are in a horizontal format and there are instructions on the page. Most of the denominators are two digit numbers; the...
McGraw Hill
Glencoe: Self Check Quizzes 2 Add and Subtract Fractions Unlike Denominators
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...
McGraw Hill
Glencoe: Self Check Quizzes 1 Add and Subtract Fractions Unlike Denominators
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...
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.
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.
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.