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Bofferding, Laura – Journal for Research in Mathematics Education, 2014
This article presents results of a research study. Sixty-one first graders' responses to interview questions about negative integer values and order and directed magnitudes were examined to characterize the students' mental models. The models reveal that initially, students overrelied on various combinations of whole-number principles as…
Descriptors: Elementary School Students, Elementary School Mathematics, Mathematics Instruction, Mathematical Concepts