Category Archives: For Teachers

For Teachers: #TMC18 Morning Session Wrap-Up & Reflections

I want to reflect publicly on the amazing experience that was #TMC18.  This was my third Twitter Math Camp, and I get more out of the experience every time I attend.  I am grateful to Dave Sabol, St. Ignatius High School, Lisa Henry, and the entire TMC planning committee for their hard work and dedication.  Thank you all.

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For Teachers: Please Don’t Teach Exponent Rules

Let’s take a look at three monomials (terms) that one might be expected to be able to simplify in a Pre-Algebra or Algebra 1 class:

If you were discussing traditional exponent rules as you might find in a math textbook, how would you approach these problems?  I’ve put a hypothetical conversation below.

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