an explanation of the fundamental principles of mathematics which underlie the understanding and use of arithmetic, designed for in-service training of elementary school teachers and pre-service training of elementary school teacher candidates /
Orval M. Klose.
First edition.
Oxford, England :
Pergamon Press,
1966.
Commonwealth and International Library. Mathematics Division
Includes index.
Number systems and operations of arithmetic : an explanation of the fundamental principles of mathematics which underlie the understanding and use of arithmetic, designed for in-service training of elementary school teachers and pre-service training of elementary school teacher candidates.