Master quick arithmetic with a portable, proven system that speeds up everyday calculations.
This concise, practical guide presents a streamlined approach to common arithmetic used in business and daily life. It emphasizes clear rules, immediate results, and a purpose-built method designed for people of all ages and professions.
The edition includes an appendix on decimal computation, coins, and currency, plus new decimal tables to support faster, more accurate work. It is presented as a reliable alternative to traditional methods, with rules explained in straightforward terms and illustrated by practical examples.
Ideal for readers who value practical, time-saving math in business, education, or at home.
"synopsis" may belong to another edition of this title.