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Direct linkSpeiser, Robert; Schneps, Matthew H.; Heffner-Wong, Amanda; Miller, Jaimie L.; Sonnert, Gerhard – Journal of Mathematical Behavior, 2012
In school, at least in the US, we were taught to multiply by hand according to a standard algorithm. Most people find that algorithm difficult to use, and many children fail to learn it. We propose a new way to make sense of this difficulty: to treat explicit computation as perceptually supported physical and mental action. Based on recent work in…
Descriptors: Evidence, Mathematics, Urban Schools, Short Term Memory
