Prime factors - factor trees

An investigation into prime factors.  Don't forget to come back to the blog if you watch it in the educreations app on the ipad.  See more lessons in the blog archive or use the search tool above.

You can also watch this lesson about Prime Factors from Khan Academy.....

http://www.khanacademy.org/math/arithmetic/factors-multiples/prime_factorization/v/prime-factorization


Mr M