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    Re: Advice/Opinions on this idea re long division
    Posted by: ok on 11/01/09

    On 11/01/09, DD wrote:

    > Instead of the traditional..."will 5 go into 4, no, so
    > divide 5 into 43, multiply, subtract, bring down,etc.
    >
    > I would demonstrate what is really going on by dividing 5
    > into 400, then dividing 5 into 30, then 5 into 2...all in
    > separate problems. The result is adding the individual
    > quotients 80 + 6 with a remainder of 2.

    It's a nice idea. Be sure that when 5 goes into 400, the 8
    goes above the tens place, etc. I might try to do it in one
    problem, rather than split, so everything stays in the right
    place value spot, and the quotient looks sort of like this
    (0s are just because tnet gets rid of spaces).

    000.4
    006.
    080.
    -----
    400.
    030.
    002.0

    Have you tried getting them to do this on lined paper turned
    sideways, so the place value disctiction is better?


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    Posts on this thread, including this one

  • Advice/Opinions on this idea re long division, 11/01/09, by DD.
  • Re: Advice/Opinions on this idea re long division, 11/01/09, by Bina M--egggselent!.
  • Re: Advice/Opinions on this idea re long division, 11/01/09, by ok.
  • Re: Advice/Opinions on this idea re long division, 11/02/09, by Juliana.

     
     

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