Learning to add and subtract
Subtitle: learning activities and implications from recent cognitive research
By: Gerald Kulm
Contributors: National Institute of Education (U.S.)
Publisher: National Institute of Education; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 1985
Place of publication: Washington, D.C
Language: eng
Subjects: Addition; Study and teaching (Primary); Subtraction; Arithmetic
Notes: At head of title: Strategies and activities.

Shipping list no.: 85-1011-P.

Bibliography: p. 13-14.