Lesson Plan
EngageNY

Least Common Multiple and Greatest Common Factor

For Students 6th Standards
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...
Worksheet
Helping with Math

Prime Factorization with Factor Trees (2 of 2)

For Students 3rd - 5th Standards
The publisher has tagged this resource as designed to meet CCSS.Math,Content.6.NS.4, but it really is only the first step in the process of determining least common multiples and greatest common factors. Six numbers are given for...
Assessment
Mathed Up!

HCF, LCM, and Product of Primes

For Students 6th - 8th Standards
Give the class a prime example of using prime numbers. After reviewing prime factorization of numbers with the video, pupils use their knowledge to determine greatest common factors and least common multiples in the worksheet. The...
Lesson Plan
Curated OER

Greatest Common Factor and Least Common Multiple Story Problems

For Teachers 4th - 5th
In this story problems worksheet, students determine whether to find either the greatest common factor or the least common multiple in order to solve the problem.
Interactive
Online Math Learning

Word Problems That Use GFC or LCM

For Students 4th - 6th
This is a webpage that contains five word problems requiring learners to find the least common multiple or least common denominator.
Worksheet
Curated OER

Least Common Multiple

For Students 8th
In this least common multiples worksheet, 8th graders solve 20 different problems that include determining the least common multiple for each set of numbers. They first list the prime factors of each number given in the statement. Then,...
Interactive
Curated OER

Relating GCF and LCM for Grade Six

For Students 6th
In this relating GCF and LCM for Grade Six worksheet, 6th graders answer ten multiple choice questions about factors and multiples, with answers available onscreen.
Worksheet
Curated OER

Least Common Multiple

For Students 8th - 10th
In this least common multiple learning exercise, students write numbers as a product of primes to determine the least common multiple. Explanations and examples are provided. This two-page learning exercise contains ten problems.
Worksheet
Curated OER

Greatest Common Factor

For Students 4th - 5th
In this GCF worksheet, students fill in missing numbers in factor trees and write the prime factorization to find the greatest common factor. Worksheet includes links to answers and additional worksheets.
Interactive
Curated OER

Least Common Multiple: Post Test

For Students 4th - 8th
In this least common multiple worksheet, students answer multiple choice questions about the least common multiple of numbers and rules on how to find it. Students complete 10 questions total.
Worksheet
Curated OER

Greatest Common Factor #2

For Students 4th - 5th
In this GCF worksheet, students fill in missing number in factor trees, then determine whether numbers are prime or composite. Worksheet includes links to answers and additional worksheets.
Worksheet
Curated OER

Factors for Grade 6: HCF, GCD and GCF

For Students 6th
For this factors for grade 6: HCF, GCD, and GCF worksheet, 6th graders answer 10 multiple choice questions, about factors and divisors, with answers available online.
Worksheet
Curated OER

Finding the Least Common Multiple

For Students 6th
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.
Worksheet
Curated OER

Leveled Problem Solving: Least Common Multiple

For Students 4th - 6th
For this least common multiple practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Interactive
Curated OER

More Factors and Multiples Pre-Test

For Students 6th - 7th
In this factorization pre-test worksheet, students solve ten multiple choice questions by finding the least common multiple. This is an interactive worksheet.
Worksheet
Curriculum Corner

Fraction Brochures

For Students 4th - 6th Standards
Make fractions fun and interesting by using a brochure form. Young mathematicians practice and gain a better understanding of how to add and subtract fractions, simplify fractions, and find LCD (least common denominator). The resources...
Worksheet
Curated OER

Least Common Multiples

For Students 6th - 8th
In this math worksheet, students find the least common multiple of sets of numbers. Students factor each number to their prime factorization. They use the primes to find the least common multiples. This is a worksheet generator, the...
Worksheet
Curated OER

Number Sense and Operations

For Students 8th - 9th
For this number sense and operations worksheet, students solve 15 different problems that include number lines and identifying various types of numbers. First, they solve a given equation and then check their work. Then, students find...
Worksheet
Curated OER

Common Factors

For Students 6th
In this common factors worksheet, 6th graders solve 20 different problems that include various types of common factors. First, they determine the greatest common factor for each pair of numbers listed. Then, students determine the least...
Worksheet
Curated OER

Factoring

For Students 6th - 8th
In this math activity, students complete problems involving factoring. In the first section, they find all factors of a number. Students find the least common multiple and the greatest common factors. This is a activity generator. The...
Worksheet
Curated OER

Letter Conundrums

For Students 6th - 8th
In this math worksheet, students find the least common multiple using the greatest common factor. The letters of the answers are placed in the boxes at the bottom of the page.
Worksheet
Curated OER

Prime Factorization with Factor Trees (1 of 2)

For Students 4th - 6th Standards
Six numbers (12, 32, 50,48,36, and 75) are given to learners to craft factor trees with. The first one is completed as an example in this first of two similar online worksheets. Note that where factorization is an foundational step in...
Worksheet
Curated OER

Multiples Worksheet (1 of 2)

For Students 5th - 7th Standards
This is a progressive introductory assignment on determining the least common multiple of pairs of numbers. First, eight numbers are listed for learners to simply practice writing multiples for. They write down the first six multiples...
Worksheet
Curated OER

Multiples Worksheet (2 of 2)

For Students 4th - 6th Standards
In this multiples practice instructional activity, students examine eight 1 and 2-digit numbers. Students record the first 8 multiples for each of the numbers. An example is provided.