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Brumfiel, Charles – Mathematics Teacher, 1972
Descriptors: Definitions, Fractions, Integers, Mathematical Vocabulary

Knifong, J. Dan; Burton, Grace M. – Mathematics Teacher, 1980
Five intuitive explanations of division by zero that arise from the common models used in the elementary school to introduce whole number division are presented. (MK)
Descriptors: Definitions, Division, Mathematical Concepts, Mathematics Curriculum