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For about a decade now, mathematicians and mathematics educators have been weighing in on a particular debate rooted in school mathematics that shows no signs of abating. If you're like most, your ...

What are you like at multiplications? Chances are if you're a mere mortal 2, 5s and 10s won't seem too taxing. But when it comes to figuring out what 42x21 is, you may wish somebody had shown you the ...

This is a preview. Log in through your library . Publisher Information The National Council of Teachers of Mathematics is a public voice of mathematics education, providing vision, leadership, and ...