Message #249 in Discussion #243: Keynote Part 1

posted by:	Deborah Ball on May 12, 2003 at 12:05PM
subject:	Discussion: The Example of Analyzing Mathematical Procedures, 132-57

Analyzing a Student-Produced Method
What is the method being used here? Will it work to subtract any two whole numbers? What are some of its mathematical advantages or pitfalls?

1 3 2
- 5 7
_____
1-2-5
_____
  7 5

The questions in this thread relate to problem #2 in the Keynote. To link to this section of the text click here.

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Discussion: The Example of Analyzing Mathematical... - posted by Deborah Ball on 05/12/03 - 12:05
- Analyzing A student produced method. - posted by Anne Collins on 05/13/03 - 11:49
  - What if the - isn't a minus sign ? - posted by Judith Fonzi on 05/13/03 - 04:31
    - What next? - posted by Mike Gilbert on 05/16/03 - 12:18
- How about this - posted by Ed Wall on 05/13/03 - 02:47
  - What this student would do next... - posted by Andreas Stylianides on 05/14/03 - 03:22
  - how about this - posted by Jane-jane Lo on 05/21/03 - 04:31

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