Model Switching: A Consideration in the Teaching of Subtraction and Division of Whole Numbers.

Ashlock, Robert

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Peer reviewed

ERIC Number: EJ157550

Record Type: CIJE

Publication Date: 1977

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Model Switching: A Consideration in the Teaching of Subtraction and Division of Whole Numbers

Ashlock, Robert

School Science and Mathematics, 77, 4, 327-335, Apr 77

Instructional problems springing from teachers' incorrect use of mathematical models during the initial development of ideas and processes are analyzed. Examples of models for subtraction and division are given, and their appropriate use discussed. (DT)

Descriptors: Concept Teaching, Division, Elementary School Mathematics, Elementary Secondary Education, Instruction, Mathematical Models, Mathematics Education, Number Concepts, Subtraction, Whole Numbers

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