Intellectual And Practical Lightning Calculator: The Unity And Decimal System (1882)

by John Alexander Henderson

Book Overview

The Intellectual and Practical Lightning Calculator: The Unity and Decimal System is a book written by John Alexander Henderson in 1882. This book is a comprehensive guide to mental arithmetic, providing readers with a detailed understanding of the unity and decimal system. The author explains how to perform complex calculations in one's head, without the need for a calculator or pen and paper. The book covers topics such as addition, subtraction,...

• Format: Paperback
• Language: English
• ISBN: 1104252007
• ISBN13: 9781104252007
• Release Date: April 2009
• Publisher: Kessinger Publishing
• Length: 220 Pages
• Weight: 0.66 lbs.
• Dimensions: 0.5" x 6.0" x 9.0"