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Direct linkShaughnessy, Meghan M. – Teaching Children Mathematics, 2011
Tasks that ask students to label rational number points on a number line are common not only in curricula in the upper elementary school grades but also on state assessments. Such tasks target foundational rational number concepts: A fraction (or a decimal) is more than a shaded part of an area, a part of a pizza, or a representation using…
Descriptors: Mathematics Instruction, Elementary School Mathematics, Numbers, Number Concepts
