Wednesday, August 01,
2001
Source: NCTM, The Mathematics
Teacher, V. 92, No. 6 (Sept. 1999),
pp. 492-95
Slide No.
11
Arithmetic Solution (continued)
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Teacher: Can one of the numbers be odd
and the other, even?
•
Student: No
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Teacher: Why?
•
Student:
•
(continued)