SMART Technologies
Smart: Factors and Multiples
Students are introduced to prime numbers, composite numbers, prime factorization, greatest common factor, and least common multiple in this SMART whiteboard activity.
The Math League
The Math League: Fractions
This tutorial covers all types of fractions with simple explanations on how to work with them.
Math Slice
Math Slice: Least Common Multiple
This resource allows students to practice finding the least common multiple among 2, 3, or 4 numbers. Students are able to select parameters of how many numbers they will compare, and the range of possible numbers. There are ten problems...
ClassFlow
Class Flow: Lcm Problem Solving
[Free Registration/Login Required] Students will find the Least Common Multiple to solve real life problems. This lesson compliments Grade 5 Harcourt Math, Lesson 15.2.
Math Slice
Math Slice: Least Common Multiple: Math Worksheets
This tool allows you to create worksheets where students must find the lowest common factor in a set of two to four whole numbers.
Shmoop University
Shmoop: Basic Operations: Lcm & Gcf
Students learn about the least common multiple and the greatest common factor. The resource consists of notes, step-by-step examples, and practice problems with solutions.
That Quiz
That Quiz: Factores
Interactive practice tests dealing with factors. Students will practice the prime factors, greatest common factor and least common multiple.
Math Aids
Math Aids: Factors Worksheets
Great resource for learning and practicing fractions and their different operations. Math worksheets are printable, may be customized, and include answer keys.
Homeschool Math
Homeschool Math: Finding the (Least) Common Denominator
Students learn about finding a common denominator in fraction addition and subtraction.