Prime vs. Composite Numbers: Easy Guide for 4th Grade Math ๐
Learn how to identify prime and composite numbers, discover who Eratosthenes was, and explore the Sieve of Eratosthenes to make math fun and simple!

JoAnn's School
15.6K views โข Mar 22, 2016

About this video
An explanation of how to tell if a number is a prime number or a composite number. Who was Erastosthenes? What is the Sieve of Erastosthenes? How can it help me find prime numbers? #50
Sorry about the shakiness. I'm disabled and have a bad arm. YouTube anti-shake editing option didn't work well on this video.
Sorry about the shakiness. I'm disabled and have a bad arm. YouTube anti-shake editing option didn't work well on this video.
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Video Information
Views
15.6K
Likes
79
Duration
4:14
Published
Mar 22, 2016
User Reviews
4.1
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