English

Math time-savers

Whether you are an industrial or office employee, a housewife or sales person, you will find arithmetic shortcuts of value and use to you in this manual. Once you have mastered the simple rules in this booklet arithmetic will become an exciting new game. Published by Good Reading Rack Service, Inc. 1967 A "Help Yourself Booklet" offered to GM Men and Women. General Motors Information Rack Service.

Sign in with your free account to read, download EPUBs or listen.