Curated OER
Least Common Multiple
Looking for a good presentation on multiples, least common multiples, and factoring? This one's for you! In it, youngsters are coached on the main techniques used in these mathematical processes. There are tons of practice opportunities,...
Curated OER
Fraction XII: Subtracting Unlike Denominators
This fractions PowerPoint defines and gives examples of multiples and least common multiple, then models how to list multiples and circle the least common multiple. Each step to use in subtracting fractions with unlike denominators is...
Curated OER
Number Sense and Numeration: Multiples, Factors and Square Roots
A great resource for any math teacher covering multiples, factors or square roots; this worksheet walks young mathematicians through the logic behind factoring and square roots with a systematic set of problems which gradually increase...
EngageNY
End-of-Module Assessment Task: Grade 6 Math Module 2
Give learners a chance to shine. The last installment of a 21-part series is an end-of-module assessment. Scholars show their understanding of operations with decimals and division of fractions by solving problems in the context of a...
EngageNY
Least Common Multiple and Greatest Common Factor
Find the common denominator between prime factors, factor trees, and the distributive property. Scholars learn to find the least common multiple and greatest common factor of pairs of numbers. They rotate through stations to connect...
Illustrative Mathematics
Multiples and Common Multiples
Learners are asked to find multiples and common multiples of two numbers. They must take their findings and find a pattern between the numbers and explain their reasoning. Use this resource with The Florist Shop activity in this series...
Illustrative Mathematics
The Florist Shop
A real-world approach to common multiples asks learners to find different groups of flowers based on their multiples. Useable as a class activity or independent exercise, they will have to organize their thoughts to explain the totals 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
Least Common Multiple
Give students detailed instructions on how to find the Least Common Multiple as well as practice with this thorough introductory instructional activity. Instructions for this instructional activity include an explanation of both guess...
Curated OER
Fill the Number Grid
Patterns emerge as the class works together to fill in a number grid. This whole group activity is designed to make all learners feel successful, and ultimately turns into a lesson on the least common multiple.
Curated OER
Factors and Multiples
Middle schoolers use the factor box process for identifying the greatest common factor and the least common multiple for 10 pairs of numbers. This single-page learning exercise is simple, and makes a useful assignment for practicing...
Curated OER
Practice Quiz: Least Common Multiple
Use this least common multiple learning exercise to have your learners complete two mutliple choice questions containing one and two-digit numbers. Answers are provided online.
Curated OER
Factoring
Show how to factor four different numbers using a factor tree. This short slide show defines factoring and then shows how each number 28, 32, 33, and 30 can all be factored.
Curated OER
Addition and Subtraction of Rational Expressions
In this rational expressions learning exercise, 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...
Curated OER
Quick Quiz: Multiply and Divide with Fractions and Decimals
Here is a fraction and decimal worksheet in which learners solve eight problems that require them to multiply and divide using fractions and decimals.
Curated OER
Best lesson in the whole world!
Students study the concept of fraction using mathematical reasoning. In this problem solving fraction lesson, students use various methods to explain their reasoning in solving fractions. Students use a number of different prompts to...
Curated OER
Fractions
In this math worksheet, students solve fraction problems. Students find equivalents, use common denominators, and explain their answers.
Curated OER
LCM: Variables and Exponents
In this algebra worksheet, students determine the least common multiple of variables with exponents. There are 10 questions and a provided workspace.
Curated OER
Playing the LCM Game
Students practice finding the least common multiple of two numbers. In this practice finding the least common multiple of two numbers lesson, students play head-to-head against their classmates. Students play a version of...
Curated OER
Math Quiz: Least Common Multiple
In this math quiz: least common multiple worksheet, 6th graders find the LCM for 8 pairs of numbers, then answer 3 multiple choice word problems.
Curated OER
Finding the Least Common Multiple
For this finding the least common multiple worksheet, 6th graders use two methods, a list of multiples or prime factorization, to find least common multiples.
Curated OER
Factors, Prime Factorization, Multiples
Seventh graders examine Prime Factorizations, Multiples, and Factors. In this prime number, factorization, and multiples lesson, 7th graders identify greatest common factors and least common multiples. Students use problem solving skills...
Curated OER
Least Common Multiple
For this math worksheet, learners learn to find the least common multiple of two or more numbers. Students read the one page of information and examples before solving 10 problems.
CK-12 Foundation
Ck 12: Elem Math: Finding Least Common Multiples Lcm
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems involving least common multiples.