Curated OER
Number Theory
Learners explore the concept of number theory. They discuss an assortment of number theory topics such as prime numbers, composite numbers, GCF, modular arithmetic, and others in a lecture style discussion. Pupils view videos about these...
Curated OER
Divisibility Rules
In this divisibility rules worksheet, students review the rule for divisibility by 2 and then make a list of numbers from 20 to 50 that are divisible by 2. Students then mark an 'x' for the numbers that are divisible by 2. Students...
Curated OER
Divisible
In this math worksheet, learners find the answers to the problems that use large numbers to apply the rules of divisibility.
Curated OER
Factors, Divisibility, and Relatively Prime
Seventh graders explore the concept of divisibility. In this divisibility instructional activity, 7th graders use divisibility rules to find factors of numbers. Students create foldables to illustrate divisibility rules.
Noetic Learning
Divisibility Questions
In this divisibility activity, learners solve 4 yes/no questions. Students decide if each three digit number is divisible by the numbers given.
Curated OER
Number Patterns
An easy way to introduce numerical patterns, these activities can be made simpler by using addition, or more difficult with division, fractions, and percentages. Children examine patterns and determine the missing number in the sequence....
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A Divisibility Problem
For this secondary mathematics worksheet, students find a number such that certain digits are divisible by the indicated factor. The one page worksheet contains one problem with the solution.
Curated OER
Divisibility Book
Students create a notebook with divisibility rules in it. In this algebra lesson, students write down the rules that determine the factors of a number. They continue to add to the book and use it to help them on their problems.
Curated OER
Mathematical Induction Problems
In this induction problem worksheet, students show that given equations can be divisible by a specified number through the process of induction. This one-page worksheet contains sixteen problems.
Mathed Up!
Proof
Scholars learn how to write number theory proofs by viewing a video reviewing techniques for proofs on divisibility, parity, and consecutive integers. They then write proofs for a handful of conjectures on a worksheet.
Houghton Mifflin Harcourt
Unit 2 Math Vocabulary Cards (Grade 5)
Twenty-eight flashcards make up a set designed to reinforce math vocabulary. Two styles of cards showcase either a bold-faced word or a corresponding definition card equipped with an example and labels. Terms include commutative property...
Curated OER
Probability
In this probability worksheet, 8th graders solve 10 different problems that include determining a probability of events as a percentage. First, they determine the probability that a marble drawn will be green. Then, students determine a...
Curated OER
Factoring to Find Divisors
In this math worksheet, students find all factors of five two digit numbers. They tell the related division facts. Students list the factors of the numbers.
Curated OER
Probability Word Problems
In this probability worksheet, 8th graders solve and complete 10 different problems that include word problems and probability. First, they determine the probability that the value of a roll will be less than a particular number. Then,...
Curated OER
Integers - Week 10
In this integer worksheet, students identify the number of positive divisors in a given function, determine the number of integers that satisfy an equation, and solve equations with exponents. This two-page worksheet contains nine...
Curated OER
Prime Time
Fifth graders complete activities related to prime and composite numbers. In this prime lesson, 5th graders make a hundreds chart with all the prime numbers. They create their own card game which deals with prime and composite numbers.
Curated OER
Number theory and fractions word search
In this number theory and fractions worksheet, students search for words representing number theory and fractions in a word search. Students search for 15 words.
Curated OER
Jumping Rules
First graders practice identifying number patterns. In this basic patterns instructional activity, 1st graders use a large number line and jump to certain numbers to create, identify or extend a pattern. This instructional activity...
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Smart Cookie Factors
Learners examine the concept of finding the greatest common factor. They complete number of activities as they practice identifying prime and composite numbers. Pupils apply rules of divisibility and find the greatest common factor while...
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Multiples of Four and Five
In this multiplication learning exercise, 3rd graders study multiples of four and five. Students complete 25 questions circling the numbers that are multiples of the given digits.
Curated OER
Mathematical Induction
In this induction worksheet, students determine if a statement is true or false through induction, axioms, and reasoning. Most statement include sequences or divisibility questions. This three-page worksheet contains three problems,...
National Education Support Service
Division Note Cards
Sixth graders create note cards to divide multi-digit whole numbers by two-digit numbers and divide decimals that represent money by whole numbers in a simpler and faster fashion. They write the rules and examples of each on the cards...
Curated OER
Review of Pre-Algebra
Middle and high schoolers review topics covered Pre-Algebra. They solve problems questions dealing with exponents, square roots and absolute value. They use the rules of divisibility and identify prime numbers. This two-page on-line...
Curated OER
Who Wants to Be a Champion? Simple -Division
One of the best ways to motivate learners is by using a game as a review. This presentation about division lets them practice important skills in a fun way. A teacher could use this as a center activity.