Divisibility Rules Teacher Resources
Find Divisibility Rules educational ideas and activities
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Study Jams! Divisibility Rules
Learning division is a challenge for many young mathematicians, but this presentation on divisibility rules can make it much easier. Seven different rules are clearly explained and modeled with the support of multiple examples. Consider printing out the divisibility rules and making enlarged copies to post in the classroom as learners get familiar with using them.
2nd - 6th Math CCSS: Adaptable
Finding Factors of a Number
If your class has watched the Khan Academy video on recognizing divisibility, they will have a good foundation for this video on finding factors. Sal demonstrates how to find factors of a number by using the divisibility rules and systematically testing each number that could be a factor.
10 mins 5th - 7th Math
Computing Quotients Using the Fractions Division Rule
Classrooms learn the fraction division rule, but do they know why we multiply? The video relates division with fractions to a story model and then connects it to the division rule. Show a common theme with dividing fractions and how it becomes the reciprocal.
7 mins 5th - 7th Math CCSS: Designed
Math in English Skills X Exercise Book
Provide your remedial math students with a handy packet that will help them practice prime factorization, exponents and roots, and multiplication and division of fractions. The packet includes 20 pages, bright images, and answer keys. Just print and practice!
1st - 6th Math
Number Sense and Numeration: Multiples, Factors and Square Roots
A great resource for any math teacher covering multiples, factors or square roots; this worksheet walks young mathematicians through the logic behind factoring and square roots with a systematic set of problems which gradually increase in their level of difficulty and abstraction.
6th - 8th Math
March of the Dividing Ant
Students inspect divisibility rules. In this divisibility rules lesson, students study the relationship between factorization and the divisibility rules for 2, 3, 5, 6, 9, and 10. Students read One Hundred Hungry Ants and A Remainder of One to guide mathematical exploration.
4th - 5th English Language Arts
Finding Factors and Multiples
Students practice math skills. In this multiplication factors instructional activity, students discover how to find multiples for whole numbers. They work on practice problems as a class and independently do worksheets in class. This instructional activity includes worksheets, standardized test practice, and a list of vocabulary.
5th - 6th Math
Multiplication Practice and Division Rules
In this multiplication and division rules instructional activity, students underline correct terms in parentheses after reading about the commutative, associative, zero properties and property of one. Reference is made to a Houghton Mifflin text.
2nd - 4th Math
I Can Guess Your Numbers
Students use divisibility rules to find 6 factors between 10 and 20. In this divisibiliyt rules to find 6 factors between 10 and 20 lesson, students pick 6 numbers between 10 and 20 and find their product. Students watch as the teacher uses divisibility rules factor the product until the 6 numbers between 10 and 20 remain.
9th - 12th Math