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Objections to my Common Core objections
I want to give a little breathing room to a thoughtful debate going on in the comments. I know it requires an extra click to get to those comments so maybe we’ll get the attention of a few more readers...
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Please show your work
I always appreciate when my local Cub Foods does the math for me. It saves me a lot of time. But what if I want 5? Or 17? Tagged: cub, groceries, ratio, scaling, unit rate
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Ratcheting back the rhetoric on Common Core
Bill McCallum writes in the comments here at OMT: I don’t think that effort [to define terms such "ratio" and "rate" that CCSS leaves undefined] deserves quite the ridicule it is receiving here, but...
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Performance assessment: ratios
It’s time for a performance assessment. This is not multiple choice. If you have been reading along, you know that I advocate talking math with your kids as the mathematics equivalent of reading with...
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