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. 

Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...

Give students detailed instructions on how to find the Least Common Multiple as well as practice with this thorough introductory worksheet. Instructions for this worksheet include an explanation of both guess and check as well as prime...

Students use Cuisenaire rods to explore common denominators. In this fractions lesson, students build Cuisenaire representations of fractions, then find their equivalent counterparts to find the common denominator.

Add another strategy to the toolboxes of young mathematicians with this elementary math lesson on using number lines to add and subtract fractions.

Get a clearer picture of working with fractions. While continuing to work with fractions as parts, the video shows how to use drawing to compare and add fractions. Worksheets then provide opportunities for pupils to practice comparing,...

For this common denominator worksheet, students learn to add three fractions using common denominators. Students then practice by adding and subtracting fractions using common denominators.

There is a lot to learn about fractions, and this is a fun way to do it! Individuals participate in a Cyberchase activity to describe a fraction in terms of sharing parts of a whole. They determine the meaning of the parts of a fraction,...

Inject fun into your math review! Pupils review basic math operations with decimals as well as addition and subtraction with simple fractions. In this number operations lesson, students work in groups to create a game for the math skill...

Upper graders are introduced to the topic of fractions and percentages. In groups, they discuss real world situations in which fractions are present, and they complete a worksheet solving problems with common and uncommon denominators....

In this adding and subtracting mixed numbers instructional activity, learners add whole numbers and fractions with common denominators. Students solve 10 problems.

In this adding and subtracting mixed numbers worksheet, students use their math skills to solve 10 problems that require them to add and subtract mixed numbers with like denominators.

In this adding and subtracting mixed numbers activity, students use their math skills to solve 7 problems that require them to add and subtract mixed numbers with like denominators

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...

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...

The process requires the combination of several concepts. A video shows how individuals need several concepts to add rational expressions. Pupils must remember they need to find common denominators, combine like terms, and use the...

Adding and subtracting mixed numbers need the same attention that regular fractions do by finding a common denominator. If you plan to use a vertical line-up of the fractions then this video is for you. It just introduces this method, it...

In this adding and subtracting rational expressions worksheet, 8th graders solve and complete 7 different problems. First, they simplify each rational expressions given. Then, students state the domain restrictions as they proceed...

Learners solve 22 problems in which simple fractions with like denominators are added, subtracted and compared. Good practice for your third and fourth graders!

For this Algebra I/Algebra II worksheet, students add and subtract algebraic fractions and reduce the answer to lowest terms.  The two page worksheet contains a combination of eleven multiple choice and free response...

What do fractions and rational expressions have in common? Everything! Learners use common denominators to solve rational equations. Problems advance from simple to more complex, allowing pupils to fully understand the material before...

Learners study addition of fractions with like denominators using illustrations and problem solving.

In this adding and subtracting rational numbers worksheet, students add and subtract 20 sets of fractions with polynomial denominators. Students compute common denominators.

In this math worksheet, students will read about the definition of fractions. Students will read about and practice equivalent fractions, simplifying fractions and adding and subtracting fractions.