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Notes from National Assessment: addition and multiplication with fractions
THOMAS P. CARPENTER, TERRENCE G. COBURN, ROBERT E. REYS and JAMES W. WILSONVolume:
23
Language:
english
Journal:
The Arithmetic Teacher
DOI:
10.2307/41191386
Date:
February, 1976
File:
PDF, 923 KB
english, 1976