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  • Where in maths we using "prime factoirization"? I mean what is use for? Your lessons are real excelent!!!!!!!!!!!!!!! We learn these in 6th of elementary school.

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  • here is a lesson for you guys. Those who can't, teach. Those who can't teach, teach gym.

  • we learned this in 3rd grade

  • The beginning of the video is annoying as hell.

  • We learned this on 3rd or 4th Grade (I'm serious)

  • i learned this in third grade

  • that is retarded

  • SHE'S CUTE

  • @baozeng wtf she UGLY 

  • her voice isnt any different. You are subconciously reacting to her hair.

  • ...

    This is so easy.

  • what i think is stupid is you all talking to a video like it hears you...hahahah

  • *YAWN* !! Omg American LOSER

  • Very good video expect that she is pretty boring

  • yawn i learned this in 4th grade

  • We learned this in 5th grade....

    hmmmm...

  • @ParanormalIndiana me i think we all did

  • @ParanormalIndiana It said for "kids"

  • *yawn*

  • Wow,compared to her other vids she actually sounds human in this one

  • lol, how about showing a complicated one, thats just stupied doing a really easy one because then ppl wont know what to do on harder ones... and btw if u don't know how to do this dont watch these vids because u wont get these kind of piss easy questions in exams they will be alot harder, so go somewhere else and by the way lady please get a hairstyle and stop saying notice it really pisses me off

  • this video was seriously helpful! thank you!

  • would also be good to see a number that requires more than 2 prime factors.

    Student teacher

  • this got me a 100 and i am in the 7 grade

  • Thx u! i haD f0rg0TTen h0w to do thIs ;)

  • im in 5th grade and learning this im teaching 4th graders this i needed to show them this vid

  • that really helped me alot! NOT! YOU GUYS SUCK! I PUT THE FACTORS OF 45 NOT 15!

  • im a freshman and i have no idea what im doing

  • thats this helpssssss~!! lol im in grade 7 =]

  • THANK YOU!

  • sweet!!!!!!

  • thanks that really helped :)

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