Multiplication tricks for numbers close to 10

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• 
  kailyn약 14년

  i dont like math but this is interesting

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• Good At Math :)15년 이상

  awsome tricks!! should make me a BETTER math person...even though i dont like math too much :)

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• animallover729약 16년

  AAAAAAAAAAAUUUUUUUUUUUUUUUUUUUUUUSSSSSSSSSSSSSOOOOOOOOOOOOOOOOOOOOMMMMMMMMMMMMMMMMMMMMMMEEEEEEE i hate math

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• 
  ellie약 18년

  That is a fun way to do that.

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