Students practice multiple-choice problems with factors and divisibility.

Learn what it means for polynomials to be factors of other polynomials or to be divisible by them.

This is a complete lesson about the concept of divisibility and common divisibility rules. It briefly reviews the concepts of factor, divisor, and a number being divisible by another. Then, the "easy" divisibility rules by 2, 5, 10, 100,...

This lesson focuses on factors and multiples; it explains each and provides practice activities and a quiz.

There are a few different rules that can make it easy to check if a number is divisible by another. In this lesson you will learn some of them such as,any number that ends in 0, 2, 4, 6, or 8 is divisible by 2, divisibility by 5 we...

This site provides great practice on the concept of divisibility rules. 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...

Concepts and skills covered in this activity include number theory, divisibility rules, multiples, factors, and problem-solving skills.

This lesson focuses on the greatest common factors it poses real situations and asks students answer them and then it provides more information and more exercises.

This lesson focuses on prime numbers, numbers that can only be divided by one and itself. It explains the Fundamental Theorem of Arithmetic and the Sieve of Eratosthenes. Includes practice activities.

A factor of a number in math is a number that divides the given number. Factors are used in many situations in daily life. This article explains factors and how to find factors using multiplication and division. Included are solved...

Purplemath shows an easy and orderly way to determine the GCF and LCM of any two numbers. Even large numbers won't be a challenge with this method.

If you enjoy playing the game Battle Ship you will enjoy this game. When you locate an enemy ship to get the hit you must correctly answer a question using your knowledge of divisibility rules and prime numbers. It is a fun way to...

This lesson plan is for an activity using rods (Cuisenaire Bars) to help students understand the concept of factors, in particular the LCM and GCF of two numbers.

[Free Registration/Login Required] Discover and apply divisibility rules for 2, 3 and 6.

On this one page website sharpen your logic, factors, and multiples skills while working on this challenge. The solution is available to double check your solution.

On this one page website sharpen your logic, division and prime number recognition skills while working on this challenge. The solution is available to double check your solution.