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Re: Why?
Posted:
Oct 24, 2012 7:55 PM
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On Wed, Oct 24, 2012 at 7:41 PM, Robert Hansen <bob@rsccore.com> wrote:
>
> On Oct 24, 2012, at 2:52 PM, Paul Tanner <upprho@gmail.com> wrote:
>
> Some of these methods I am talking about are methods that kids that
> don't have troubles in math many times see for themselves. That is,
> many times students who struggle do so to a large degree simply
> because no one pointed out to them what these other students see for
> themselves
>
>
> I don't recall seeing or having anyone point out to me the arithmetic of
> fractions using algebra. And if these children are having trouble seeing
> arithmetic, how are they seeing algebra? Why do you need x's and y's if all
> you are showing them is that if this is the unknown then multiply this and
> divide that (fractional arithmetic)? What are you doing with the x's and
> y's? (a's and b's or whatever letters you are using)
>
See the links I gave to all those past posts of mine.
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