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Whitacre, Ian; Nickerson, Susan D. – Journal for Research in Mathematics Education, 2016
This study examines how collective activity related to multiplication evolved over several class sessions in an elementary mathematics content course that was designed to foster prospective elementary teachers' number-sense development. We document how the class drew on as-if-shared ideas to make sense of multidigit multiplication in terms of…
Descriptors: Preservice Teachers, Multiplication, Elementary School Teachers, Elementary School Mathematics
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Reid, David A. – Journal for Research in Mathematics Education, 2002
Describes one pattern of reasoning observed in a mathematical activity with students in a grade 5 class and discusses ways in which the pattern is or is not mathematical. Describes patterns of reasoning in terms of ways of reasoning and degree of formulation of the reasoning. Distinguishes between mathematical reasoning and scientific reasoning in…
Descriptors: Elementary Education, Grade 5, Learning Theories, Mathematics Activities