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Litwiller, Bonnie H.	1

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Polygons on a Number Lattice: Sums, Products, and Differences.

Peer reviewed

Litwiller, Bonnie H.; Duncan, David R. – Arithmetic Teacher, 1989

Describes four activities designed to discover numerical patterns using a calculator or paper and pencil. Provides tables and figures for the activities. (YP)

Descriptors: Calculators, Computation, Elementary Education, Elementary School Mathematics