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.