Least Common Multiple Teacher Resources

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Cover the least common multiple with this tutorial. A decent video that shows the steps necessary for finding the least common multiple among three numbers, this resource could prove useful in or out of class. You might give this to learners to use as a reference while they complete homework, or show it in class to complement your lesson.
A common multiple is exactly what it says it is: a multiple that two or more numbers have in common. So then a least common multiple would be the smallest common multiple that two or more numbers have in common. Watch this video to see how the instructor identifies common multiples of two different numbers.
For this least common multiples practice worksheet, students examine sample problems and solve 20 problems that require them to find least common multiples.
Don't get Least Common Multiple mixed up with Greatest Common Factor, it's easy to do. Use the prime factor tree to find the prime factorization of each of the terms given. This is where it gets tricky figuring out the LCM, so watch this video and follow the instructor as she demonstrates how to determine the Least Common Multiple.
Looking for the least common multiple, not the greatest common factor. It's so easy to mix these up. It may seem a little confusing at first because there are variables and exponents in the monomial examples. Watch this video and get some practice as the instructor walks through the steps.
In this least common multiples practice worksheet, students examine sample problems and solve 20 problems that require them to find least common multiples.
In this least common multiples practice worksheet, students examine sample problems and solve 20 problems that require them to find least common multiples.
In this least common multiple worksheet, students write numbers as a product of primes to determine the least common multiple. Explanations and examples are provided. This two-page worksheet contains ten problems.
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 factorization method as ways of finding a LCM for two numbers. Additionally the practice section provides eight multiple choice problems which can be completed as a worksheet or an interactive online quiz.
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, and good explanations are made for the reasoning behind the correct answers. The final few slides get into prime factorization. An outstanding presentation!
Learners complete activities to practice identifying greatest common factors and least common multiples. They will use real-world problems to practice with. The lesson plan provides problems and a well-written outline to use when teaching these skills as well as a variety of worksheets that you can assign.
In this math worksheet, students learn to find the least common multiple and rewrite fractions with common denominators. There are step by step directions and 10 problems.
In this Algebra I worksheet, 9th graders examine the uses of the Least Common Multiple in adding and subtracting fractions and solving equations.  The ten page worksheet contains explanation of topic and twenty-six solved sample problems. 
Cover the least common multiple with this tutorial. A decent video that shows the steps necessary for finding the least common multiple among 3 numbers, this resource could prove useful in or out of class. You might give this to learners to use as a reference while they complete homework, or show it in class to complement your lesson.
Fifth and sixth graders solve 12 math problems by finding the least common multiple or least common denominator. They type the answer into the text box.
Break apart large numbers using a factor tree to find the least common multiples between two numbers. This clear example will help your mathematicians find the least common multiple with ease!
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 to explore prime numbers, multiples and factorization.
In this least common multiple instructional activity, students practice their math skills as they solve 40 problems that require them to find the least common multiple for each of the 40 pairs.
For this least common multiple worksheet, students practice their math skills as they solve 40 problems that require them to find the least common multiple for each of the 40 pairs of numbers.
In this math worksheet, students complete a total of 3 problems using a graphing calculator to find the least common multiples of the given numbers. There are helpful diagrams and instructions. The problems are multi-step.

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Least Common Multiple