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Download full textSlovin, Hannaha; Dougherty, Barbara J. – International Group for the Psychology of Mathematics Education, 2004
This paper describes a design research study with ten second-grade students who are part of the Measure Up (MU) research and development project underway at the University of Hawai'i. Students were asked how they counted in multiple bases, specifically how they knew when to go to a new place value and why it was necessary to do so. All ten…
Descriptors: Number Concepts, Concept Formation, Number Systems, Mathematics
