Finding Factors Of A Number | Factors And Multiples | Pre-Algebra | Khan Academy


To find the factors of a number means to find all the whole numbers that the number in question is divisible by. Can you help us find the factors in this example?

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Pre-Algebra on Khan Academy: No way, this isn’t your run of the mill arithmetic. This is Pre-algebra. You’re about to play with the professionals. Think of pre-algebra as a runway. You’re the airplane and algebra is your sunny vacation destination. Without the runway you’re not going anywhere. Seriously, the foundation for all higher mathematics is laid with many of the concepts that we will introduce to you here: negative numbers, absolute value, factors, multiples, decimals, and fractions to name a few. So buckle up and move your seat into the upright position. We’re about to take off!

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34 thoughts

  1. 6:35
    I’m like, ‘This is the first number that’s not divisible. What a letdown.’
    Anyone else :3

  2. Thank you so much!! This halped me with my exam tomorrow! 😀🤓
    One more question, can i do this methode to every number?

  3. I can’t get it😧 he say like this,😬120 then i don’t know what happen to it
    then 1 then bla bla bla bla😲then profacor me gets crazy😨then fall
    asleep😴then her ghost get out of tears in exams😢😵😱i swear if you
    wherever you are bring me the guy who even even developed this crazy math
    teach me this math i will not lurn. these persons that are in you tube they
    are noting

  4. And when do we stop I mean it would take alot of time keep dividing until
    20 ??? so when can I stop dividing ???

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