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Worksheet
Curated OER

Adding Fractions: Unlike Denominators

For Students 5th - 6th
In this adding fractions worksheet, students solve 9 problems in which simple fractions with unlike denominators are added. Students write the equivalent fractions using the LCD before solving.
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Worksheet
Curated OER

Mixed Numbers and Fractions

For Students 6th - 7th
In this mixed numbers and fractions worksheet, students solve 18 different problems by addition and subtraction methods. First, they determine the least common denominator in each problem. Then, students find the equivalent fractions and...
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Interactive
Curated OER

Adding and Subtracting Fractions

For Students 3rd - 5th
In this math worksheet, students add or subtract fractions. Students find common denominators where needed and simplify their answers. Hints are available.
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Worksheet
Curated OER

Add Fractions (E)

For Students 5th - 6th
In this fraction addition instructional activity, 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...
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Worksheet
Curated OER

Lowest Common Multiple

For Students 4th - 8th
In this lowest common multiple worksheet, students find the LCM of 2 digit numbers that don't exceed the number 20. Students complete 10 problems.
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Lesson Plan
Curated OER

Fractions Forever!

For Teachers 5th - 8th
Middle schoolers identify proper, improper fractions, and mixed numbers.  They reduce fractions to their lowest terms. They add and subtract fractions with different denominators, and multiply and divide fractions, as well as decimal...
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Lesson Plan
Willow Tree

Fractions

For Students 7th - 10th Standards
There’s a fine line between a numerator and a denominator. Learners review operations with fractions and ensure they have the skills needed to progress in the course. Taking the time now to review these concepts allows individuals to...
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Worksheet
Curated OER

Practice Adding Fractions

For Students 6th - 8th
In this math activity, students practice combining the fractions with unlike denominators. They find the common denominators before writing equivalent fractions to solve.
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Lesson Plan
Silver Burdett Ginn

Study Buddies: Adding And Subtracting Fractions With Unlike Denominators

For Teachers Pre-K - 6th Standards
Pair up your math pals to teach each other about adding and subtracting uncommon denominator fractions! Step-by-step instructions are provided as well as five practice problems. 
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Worksheet
Curated OER

Add Fractions (D)

For Students 4th - 5th
In this fraction worksheet, students review the steps for adding fractions with unlike denominators. They find equivalent fractions using the least common denominator, add, and reduce as needed. They find the sums to 9 problems.
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Worksheet
Curated OER

Add and Subtract with Unlike Denominators

For Students 5th - 8th
In this adding and subtracting with unlike denominators worksheet, learners add and subtract fractions with unlike denominators. They complete six problems.
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Lesson Plan
Curated OER

Reduction to Common Denominator

For Teachers 4th - 5th
Students compare two fractions with different denominators. In this fractions lesson plan, students find the least common multiple in order to find a common denominator with two fractions. Once they have a common denominator, they...
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Lesson Plan
Curated OER

Accelerated Arithmetic-- Find the Lowest Common Denominator

For Teachers 4th - 5th
In this math worksheet, young scholars solve 12 problems in which simple fractions with unlike denominators are added. Examples are in a horizontal format with ample room to rewrite with common denominators.
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Worksheet
Curated OER

Addition and Subtraction of Rational Expressions

For Students 9th
In this rational expressions worksheet, 9th graders solve and complete 15 different problems that include adding and subtracting rational expressions. First, they define Least Common Multiple to get a common denominator in an equation....
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Lesson Plan
Curated OER

Adding and Subtracting Fractions and Mixed Numbers

For Teachers 4th - 6th
Students add and subtract fractions and mixed numbers. In this fractions worksheet, students learn how to add and subtract mixed numbers based on their knowledge of adding and subtracting fraction with a teacher led question and answer...
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Worksheet
K-5 Math Teaching Resources

Subtracting Mixed Numbers (Unlike Denominators)

For Students 3rd - 7th Standards
Young mathematicians demonstrate their ability to subtract mixed numbers by completing this collection of fraction word problems. From figuring out the weight of objects in a package, to finding the difference in height between two...
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Worksheet
Curated OER

Add Fractions (A) Unlike Denominators

For Students 5th - 6th
In 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 LCD...
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PPT
Curated OER

Fractions XI Adding Mixed Numbers with Unlike Denominators

For Teachers 4th - 6th
This PowerPoint demonstrates how to add mixed numbers with unlike denominators. The slides display examples of problems, along with steps that students can easily follow.
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eBook
CK-12 Foundation

CK-12 Middle School Math Concepts - Grade 6

For Students 6th Standards
Twelve chapters cover a multitude of math concepts found in the Common Core standards for sixth grade. Each title provides a brief explanation of what you will find inside the chapter—concepts from which you can click on and learn more...
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Unit Plan
National Security Agency

Fraction Fever

For Teachers 4th - 5th Standards
This unit on fractions allows for upper-aged elementary learners to explore ways to find the greatest common factor and least common multiple of two numbers. Ultimately, young mathematicians will be able to identify equivalent fractions,...
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Worksheet
Curated OER

Add Fractions (J)

For Students 5th
For this fraction addition worksheet, 5th graders find the equivalent fractions using the least common denominator by adding the 9 equations. Students reduce the fractions.
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Lesson Plan
Curated OER

Factor Fun for Fifth Graders

For Teachers 5th
Fifth graders explore common factors. In this factorization activity, 5th graders discover the greatest common factor among two numbers in a game format. Students build on previous knowledge to determine the greatest common factor.
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Worksheet
Curated OER

Rational Expressions

For Students 9th
In this rational expressions worksheet, 9th graders solve 10 different problems that include adding and subtracting various fractional expressions. First, they determine the least common denominator for each one. Then, students add the...
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Lesson Plan
PBS

Add, Subtract and Multiply Fractions

For Teachers 4th - 6th Standards
Your future chefs will appreciate this comprehensive lesson where learners practice operations on fractions using pizza and soup analogies. Learners begin with a pizza analogy that requires the learners to multiply a whole number by a...