Fingertip math
Subtitle: how to use an electronic calculator to put speed, accuracy, and confidence into everyday mathematics
By: Edward M. Roberts, in collaboration with the Texas Instruments Learning Center.
Contributors: Texas Instruments Learning Center.
Publisher: Texas Instruments Incorporated
Published: 1974
Place of publication: [Dallas, Tex.]
Language: eng
Number of pages: 264
Subjects: Calculators -- Problems, exercises, etc