Developing insights into elementary mathematics
Subtitle: operations with whole numbers
By: [by] Robert W. Wirtz, Morton Botel [and] Max Beberman.
Contributors: Botel, Morton.; Beberman, Max.
Publisher: Wintz-Botel Associates; distributed by Stanfield & Associates, Portland
Published: 1968
Place of publication: [Carmel, Calif
Language: eng
Subjects: Mathematics -- Study and teaching (Elementary)
Other titles: Operations with whole numbers.
Table of contents: value: [v.1.] Teacher's guide.; value: [v.2.] Worksheet book.