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Nurnberger-Haag, Julie – Research in Mathematics Education, 2018
Practicing teachers as well as researchers, mathematicians, and teacher educators have offered opinions and theoretical critiques of the multiple models used to teach integer arithmetic. Few studies, however, have investigated what students learn with models or empirically compared affordances and constraints of integer models. This led me to…
Descriptors: Subtraction, Mathematics Instruction, Teaching Methods, Criticism