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Tag Archives: representational proof
In the Middle – Median
In the previous post, I reported on 7th graders exploring the notion of the middle between two numbers. The method used by almost all seventh graders is one I dubbed the “twohanded approach.” The same approach also works very well … Continue reading
Posted in Uncategorized
Tagged denominations, extending patterns, invariants, math class, representational proof, reverse engineering, sorting, unlearning
2 Comments
Math in the Comics – part 9
In today’s Dilbert comic, another opportunity to highlight something about how math is held in society. Dilbert, rather desperately, is trying to convince his audience of something. And, somehow, he does! He invokes the Authority of Mathematical Gobbledygook, represented in … Continue reading
Posted in Uncategorized
Tagged math in the comics, models, representational proof, representations, unlearning
1 Comment