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Izsak, Andrew; Orrill, Chandra Hawley; Cohen, Allan S.; Brown, Rachael Eriksen – Elementary School Journal, 2010
We report the development of a multiple-choice instrument that measures the mathematical knowledge needed for teaching arithmetic with fractions, decimals, and proportions. In particular, the instrument emphasizes the knowledge needed to reason about such arithmetic when numbers are embedded in problem situations. We administered our instrument to…
Descriptors: Mathematics Instruction, Numbers, Arithmetic, Interviews
Heritage, Margaret; Vendlinski, Terry – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2006
Teachers' knowledge of mathematics is pivotal to their capacity to provide effective mathematics instruction and to their ability to assess student learning (Ball, Hill, & Bass, 2005; Ma, 1999; Schifter, 1999). The National Council for the Teaching of Mathematics (NCTM, 2000) makes it clear that teachers need knowledge of the whole domain as well…
Descriptors: Mathematics Instruction, Numbers, Pedagogical Content Knowledge, Mathematics Education