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Download full textKirkland, Patrick K.; Guang, Claire; Cheng, Ying; Trinter, Christine; Kumar, Saachi; Nakfoor, Sofia; Sullivan, Tiana; McNeil, Nicole M. – North American Chapter of the International Group for the Psychology of Mathematics Education, 2022
Students exhibiting mature number sense make sense of numbers and operations, use reasoning to notice patterns, and flexibly select the most effective and efficient problem-solving strategies (McIntosh et al., 1997; Reys et al., 1999; Yang, 2005). Despite being highlighted in national standards and policy documents (CCSS, 2010; NCTM, 2000, 2014),…
Descriptors: Middle School Students, Number Concepts, Fractions, Arithmetic
