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ERIC Number: EJ483871
Record Type: Journal
Publication Date: 1993
Pages: N/A
Abstractor: N/A
Reference Count: N/A
ISBN: N/A
ISSN: ISSN-0737-0008
The Development of Procedural and Conceptual Knowledge in Computational Estimation.
LeFevre, Jo-Anne; And Others
Cognition and Instruction, v11 n2 p95-132 1993
Fourth, sixth, and eighth graders and adults estimated answers to multiplication problems and explained their estimation procedures. Found performance improved with age, and sixth graders understood the simplification principle in estimation. The most striking developmental changes were in conceptual knowledge used for estimating. Proposes a process model of estimation based on Siegler's model of strategy choice in simple arithmetic. (TM)
Publication Type: Reports - Research; Journal Articles
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A