Khan Academy
Khan Academy: Identify Factors and Multiples
Demonstrate understanding of factors and multiples. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Mathigon
Mathigon: Math Foundations: Divisibility and Primes: Factors and Multiples
This lesson focuses on factors and multiples; it explains each and provides practice activities and a quiz.
Khan Academy
Khan Academy: Factors and Multiples Review
Reviews what factors and multiples are and provides some problems for practice. Solutions are accompanied by explanations.
Khan Academy
Khan Academy: Factors and Multiples Intro
Explains what factors are and uses images to visualize the different factors of whole numbers. Next, discusses how to find factors without images and how to identify factor pairs. Multiples are then explained and how they relate to...
E-learning for Kids
E Learning for Kids: Math: Penguins: Factors and Multiples
On this interactive site students practice various skills including square numbers, multiples, factors, composite numbers, and mixed numbers.
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.
University of Waterloo (Canada)
Wired Math: Primes and Prime Factors [Pdf]
Explore primes, prime factors, and composites using this collection of worksheets. Lots of detailed examples, interesting math facts, and colorful visuals. Acrobat Reader required.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide Multip, Div With Units of 0, 1, 6 9, and Multiples of 10
A guide to support parents as they work with their students in multiplication and division with units of 0, 1, 6-9, and multiples of 10.
Doina Popovici
Math Play: Factors and Multiples Game
A jeopardy style game that students can play with others or alone to practice their skills at identifying multiples and factors.
Other
Everyday Math: Factor Bingo
If you love playing Bingo, then you will enjoy this interactive game that focuses on factors and number concepts. Learners select the numbers for the bingo card then, try to find the factors that match. Audio is provided for game...
AAA Math
Aaa Math: Prime and Composite Numbers
This math tutorial offers an explanation of prime and composite numbers and lets students practice finding them.
Khan Academy
Khan Academy: Factor Pairs
Practice finding factor pairs for whole numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Scholastic
Scholastic: Study Jams! Math: Multiplication and Division: Multiples
This site provides great practice on the concept of multiples. Students can first learn about the topic by watching a step by step instruction video that also points out areas of concern. Finally, students can practice their knowledge by...
AAA Math
Aaa Math: Least Common Multiple
This tutorial offers an explanation of least common multiples, practice finding them and a game to play. There is a lot of information available at this location.
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.
McGraw Hill
Glencoe: Self Check Chapter Test Fractions and Decimals
Students are assessed on fractions and decimals. Topics include greatest common factor, improper fractions, and fractions as decimals. The self-checking test includes hints and solutions.
CK-12 Foundation
Ck 12: Math Grade 4
Browse resources related to fourth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
Other
Sierra College: Elementary Algebra Review Sheet and Common Formulas
This review sheet includes important rules, properties, formulas, and equations needed to solve many Algebra problems.
Khan Academy
Khan Academy: Factor With the Distributive Property
Practice applying the distributive property to factor numerical expressions (no variables). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Factors & Divisibility
Students practice multiple-choice problems with factors and divisibility.
University of Waterloo (Canada)
University of Waterloo: Cemc: Math Circles: Number Theory Ii [Pdf]
This worksheet provides a series of problem-solving questions that require higher order thinking skills. Questions will include finding the greatest common divisor, and least common multiple.
Khan Academy
Khan Academy: Gcf & Lcm Word Problems
Solve word problems where you either need to find the GCF or LCM. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Better Lesson
Better Lesson: Investigating the Properties!
In this lesson, 4th graders will investigate and discuss the familiarity with factors and multiples to gain a deeper understanding. Downloadable printables are included.
Other
Help With Fractions: Finding the Least Common Multiple
This website gives an excellent explanation of how to find the least common multiple. It offers two different methods and gives easy to follow step by step directions.