Using Factor Trees and Prime Factors
Students explore the use of factor trees and prime factors. They practice applying basic facts and performing mental computations. Students discuss factors and prime numbers and how to use a factor tree to find them.
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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
Prime Factorization and Product of Primes
Demonstrate a method for finding the prime factorization of numbers using factor trees and a video that explains how to break a number down to its prime factors. The instructor reinforces the concept of factors by displaying the number...
5 mins 3rd - 7th Math CCSS: Adaptable
How Do You Find GCF and LCM?
Using the numbers 225 and 270, the narrator explains how to find the greatest common factor and the least common multiple. This presentation could be used in conjunction with other videos in a series exploring how to identify prime...
6 mins 4th - 5th Math CCSS: Adaptable