Curated OER
Reduction to Common Denominator
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...
Curated OER
Adding or Subtraction Algebraic Fractions
In 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 questions. Answers...
Curated OER
Fractions in Action
Investigate equivalent fractions with your class. They compare and order fractions. Then they work cooperatively in groups to experiment and problem solve with fractions using a game format. Multiple resources are provided.
CK-12 Foundation
Subtraction of Fractions: Fragmented Fractions
An interactive challenges scholars to subtract mixed numbers. Pupils answer questions—multiple-choice, fill in the blank, and true or false—with help from virtual fraction strips. The practice closes with a discussion.
Curated OER
Adding Fractions with Unlike Denominators
Students practice solving addition problems of fractions with unlike denominators and discover how to apply the lowest common multiple to solve problems. After completing practice problems, they review least common multiple and apply it...
Curated OER
Mighty Multiples
Students study about multiples, common multiples, least common multiples, and lowest common denominators. They recognize that a multiple is the product resulting when two or more factors are multiplied by each other and that common...
Houghton Mifflin Harcourt
Unit 2 Math Vocabulary Cards (Grade 6)
Common denominator, invert, and terminating decimal are only a few terms found in a set of math vocabulary math cards. Made up of 40 cards, the set reinforces terms with boldly printed word cards, and definition cards offering an example...
Houghton Mifflin Harcourt
Unit 4 Math Vocabulary Cards (Grade 5)
Common denominators, factors, and rounding are a few of the terms in a set of flash cards designed to reinforce math vocabulary. Forty-two cards offer a bold-faced vocabulary word or a corresponding definition alongside an example with...
Curated OER
Adding and Subtracting Fractions
In this math worksheet, students add or subtract fractions. Students find common denominators where needed and simplify their answers. Hints are available.
Curated OER
Adding Fractions
It's all here: uncommon denominators, reducing, improper fractions...mathematicians have their hands full as they complete 16 fraction addition problems. There are two examples showing them the steps required, and each problem guides...
Curated OER
Mighty Multiples
In this math learning exercise, students list the first 8 multiples of 8 numbers and identify the least common multiple for 5 pairs of factors. Students also find the lowest common denominator for 15 sets of fractions.
Curated OER
Rational Equations and Proportions
In this rational equations worksheet, students solve and complete 11 various types of problems. First, they find a number that is the reciprocal of one described in each statement. Then, students solve for the variable in each expression.
Curated OER
Comparing and Ordering Fractions and Mixed Numbers
In this mathematics worksheet, 5th graders find the least common denominator of each fraction. Then they write equivalent fractions using the LCD and compare the numerators of the new fractions.
Curated OER
Lowest Common Multiple
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.
Curated OER
Simplifying and Solving Equations with Fractions
In this fractions learning exercise, students simplify ten problems by calculating the product, and six problems using the distributive property. Students solve for the variable in ten problems by first multiplying by the least common...
Curated OER
Add Fractions (A)
For this mathematics worksheet, students solve a number of problems by finding and equivalent fraction using the least common denominator in each. Then they add and change to a mixed number when necessary. Students also reduce the...
Curated OER
Addition and Subtraction of Rational Expressions
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....
Curated OER
Adding and Subtracting Fractions
In this adding and subtracting fractions worksheet, learners solve 5 sets of problems related to the adding and subtracting of fractions. First, they identify that each fraction has a common denominator and then simplify by adding or...
Curated OER
LCM: Variables and Exponents
In this algebra activity, students determine the least common multiple of variables with exponents. There are 10 questions and a provided workspace.
Curated OER
Mixed Numbers and Fractions
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...
Curated OER
The Pill Problem involving LCM
In this problem solving instructional activity, students find the next day that two events will both happen given the clues provided. The solution to the problem is given at the bottom of the page.
K-5 Math Teaching Resources
Subtracting Mixed Numbers (Unlike Denominators)
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...
Curated OER
Fractions XI Adding Mixed Numbers with Unlike Denominators
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.
Curated OER
Factor Fun for Fifth Graders
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.