Curated OER
Greatest Common Divisor
In this greatest common divisor worksheet, students use prime factorization to determine the greatest common factors of two or more numbers. Explanations and examples are provided. This two-page worksheet contains ten problems.
Texas Instruments
Greatest Common Divisor and Least Common Multiple
Students solve problems using the GCD and LCM. In this algebra instructional activity, students factor and simplify equations using the greatest common and least common factors and multiples. They factor integers in pairs.
Curated OER
Greatest Common Divisor
In this math learning exercise, students learn to find the greatest common divisor of two numbers. Students read and study the information and examples before solving 10 problems.
Curated OER
Factors for Grade 6: HCF, GCD and GCF
In 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.
Curated OER
Greatest Common Factors
In this algebra instructional activity, students solve problems using the GCF. They factor out the common variables and simplify the equations. There are 8 questions with an answer key.
Curated OER
Euclidean Algorithm
Students are introduced to the concept of a Greatest Common Divisor. They review the number systems. Students are told how the entire field of Number Theory primarily uses the integers. They are told the Fundamental Theorem of Algebra.
EngageNY
The Euclidean Algorithm as an Application of the Long Division Algorithm
Individuals learn to apply the Euclidean algorithm to find the greatest common factor of two numbers. Additionally, the lesson connects greatest common factor to the largest square that can be drawn in a rectangle.
Math Mammoth
Divisors = Factors 1
In this mathematics learning exercise, 4th graders fill in the chart with the factors divisible by each number. Then they study the charts and respond to the five word problems that follow. Students also find as many common factors of...
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...
Curated OER
Least Common Multiple
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.
Curated OER
Exercise Set: Fractions
In this fractions worksheet, students complete a total of 58 problems, finding GCD and LCM, changing improper fractions to mixed and evaluating and reducing.
Curated OER
Pascal's Triangle
Young scholars explore the concept of Pascal's Triangle. In this Pascal's Triangle activity, students use an applet called 'Coloring Multiples' to explore Pascal's Triangle. Young scholars develop patterns starting with various numbers...
Curated OER
Factors
In this factors worksheet, students solve word problems having to do with factors of numbers that are up to 4 digits. Students complete 10 problems.
Curated OER
Multiplying Fractions
Fourth graders reflect on what fractions represent and visualize the fraction multiplication process. They reinforce what they have learned through practicing multiplication of fractions.
Curated OER
Math Trailblazers and Their Modern Day Connections
There are many ways to connect math with topics your children are interested in.
Curated OER
Matching Fractions Vocabulary
In this matching fractions vocabulary worksheet, 6th graders match eighteen words about fractions in one column with definitions in the other column.
Curated OER
Number Theory and Fractions Vocabulary Crossword
In this math crossword, students use a set of clues and 15 words about number theory and fractions to complete a crossword puzzle. A reference web site is given for additional activities.
Curated OER
Sieve of Eratosthenes
Learners investigate numbers, ways of representing numbers, relationships among numbers and number systems. They comprehend the meaning of operations and how they relate to each other.
Curated OER
Computations with Fractions Vocabulary Crossword
In this fractions crossword, students fill in the blanks to the crossword with vocabulary words representing the computations of fractions. Students complete 17 spaces in the crossword.
Curated OER
Introductory Algebra Chapter R Review
In this math worksheet, students solve the problems and simplify the fractions. Each of the sets is related to the instructional objectives.
University of Regina (Canada)
University of Regina: Math Central: Greatest Common Divisor and Least Common Multiple
Learn about the greatest common divisor, the least common multiple, and the Euclidean Algorithm. This resource gives a description of each of these concepts, accompanied by several examples.
Amby Duncan-Carr
Greatest Common Factor/online Lesson
A complete lesson on Greatest Common Factors, including methods of finding, examples, and a practice multiple-choice quiz.
Wolfram Research
Wolfram Math World: Greatest Common Divisors
An advanced investigation of Greatest Common Factors (Divisors) and a look at related algorithms and properties) comutative, associative, and more). Contains links to relevant topics.
Other
Greatest Common Factor Calculator
Free online calculator provides help with finding the greatest common factor.