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Title:
| Math: Multiples and Factors |
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Description:
| These sites can help children understand multiples and factors and the difference between them. They also contain lessons on Least Common Multiple (LCM) and Greatest Common Factor (GCF). Includes interactive games, online exercises, in-class activities, and online factor generators. |
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Grade Level:
| 4, 5 |
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Resource Links:
| A Math Dictionary for Kids by Jenny Eather
Use this dictionary to find definitions with examples and practice exercises for Multiples and Factors.
Factoring: Factors and Multiples
Learn what is a factor of number and multiples of number. Advance from page one to page four and try the online math workout.
Ask Dr. Math
Find here what is the difference between multiples and factors.
BBC: ReviseWise
Find the answer to a simple question: "What is a factor?" NOTE: The "Talk" link leads to message boards.
Factors
Read about factors then scroll down the page to practice finding factors. Then scroll down again and play a game.
Ask Dr. Math: Learning to Factor
Select the "Introduction to Factoring" and the "Finding All the Factors of a Number" links to become a factor expert.
Find the Prime Factors of a Number
Use the online prime factors generator and read explanation to each example.
Free Educational Games: Math Factors
Enter any number in the field and click the "Calculate" button. It will produce sets of factors.
BBC: Grid Game
In this online game you can find factors and multiples along with powers, prime and triangular numbers. Click on the "Key Idea" link at the top to learn what these numbers are. Select a difficulty level and start the game. NOTE: The "Talk" link leads to message boards.
Quia: Prime Factorization, Multiples, Factors
Play this game with a friend or use the one-player mode and test how much you know about factors and multiples.
Multiplication Mystery
Find the right tile-factor on the board to revel a hidden picture. NOTE: This Flash game may take a couple of minutes to download.
ExploreLearning.com
This interactive Area Models Gizmo can help students visualize how numbers can be broken down by factors. Try a short quiz after learning factors.
Factoring Numbers Lesson
This page contains extended information about factors. Select the "Now You Try" link for online exercises. At the very bottom of the page find a link to the "Least Common Multiple (LCM), Greatest Common Factor (GCF)."
Least Common Multiple
Find exercises, an interactive online game, and practice in finding the Least Common Multiple.
Factoring: Least Common Multiple (LCM)
This lesson can teach students in four steps how to find LCM. Includes examples and online exercises.
BBC: Revisewise: Multiples
Here is a Q & A on how to find the Lowest Common Multiple. NOTE: The "Talk" link leads to message boards.
Factoring: Greatest Common Factor (GCF)
Learn about the GCF step by step and test new knowledge in online exercise.
eThemes Resource: Math: Multiplication
These sites offer many fun interactive games that let students practice their multiplication skills. Includes multiplication tables, flashcards, and classroom activity ideas.
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Education Standards:
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AL Standards:
M. ES 9.4.a.1, M. ES 9.4.c.1, M. ES 9.4.d.1
MO Standards:
1, 5
If you are an eMINTS teacher and standards have not been defined for your
state, click the button below to request that they be assigned to this resource.
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