Seventh graders practice determining the prime factorization of composite numbers. They create Christmas factor trees for prime numbers greater than 100. They decorate their final products with markers, crayons, colored pencils, glitter and glue.
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Time Zone Challenge: Applying Add/Subt. Integers to Time Zones
A short video can be shown to your class to explain time zones. (A free subscription to the teachers' website is required to access the video.) Pairs of workers use a time zone map to solve six scenarios on a worksheet.
6th - 8th Math CCSS: Designed
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
Prime and Composite Numbers
Create an understanding of prime numbers with the class after watching a video that examines different numbers and recognizes prime numbers as being those that do not have other factors than one and itself. The narrator then identifies...
2 mins 4th - 7th Math CCSS: Adaptable