Prime and Composite Numbers
Fifth graders use prime factorization to identify prime and composite numbers. They use cubes to find factors. In groups, 5th graders draw rectangular arrays to discover prime numbers under 100.
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Number and Operations: Primes, Composites and Common Factors
Incorporate riddles into your math lesson by having students make tree factors and determine if the number is a prime or composite. They will also use other clues to find the answer to the riddle while sharpening their multiplication...
4th - 5th Math CCSS: Adaptable
Factors, Prime Numbers & Composite Numbers
Integrate technology into your teaching of prime and composite numbers with this instructional PowerPoint presentation. Starting with clear definitions and examples of these two types of numbers, the slide show goes on to demonstrate two...
4th - 6th Math CCSS: Adaptable
Study Jams! Prime & Composite Numbers
Prime or composite, that is the question. Teach your class how to find the answer with this step-by-step presentation that defines and provides examples of each type of number. When addressing larger numbers, divisibility rules are...
3rd - 6th Math CCSS: Adaptable