| Discussion: | All Topics |
| Topic: | Algebra Balance Scales |
| Related Item: | http://mathforum.org/mathtools/tool/458/ |
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| Subject: | RE: Problems with negative numbers |
| Author: | djw |
| Date: | Jun 17 2005 |
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did you post the applet using negative numbers?
dj
On Feb 17 2004, Joel Duffin wrote:
> On Feb 14, 2004, Julee wrote:
One limitation I found with this
> applet is that the problems I encountered all involved positive
> numbers. Most students don't have a problem with algebra equations
> where they simply take away or divide.
Also, we used balloons
> tied to our scales to represent negative numbers or anti-wieghts.
> This applet would have been more useful in helping students
> visualize the negative numbers.
>>> My reply
We have worked
> on a version of this applet that includes problems involving
> negative numbers and uses balloons to represent them. I will see if
> I can dig it up and post it.
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