Publisher's Synopsis
Henderson's Intellectual and Practical Lightning Calculator is a book written by John Alexander Henderson in 1873. The book is a guide on how to perform mental arithmetic quickly and accurately. It includes various techniques and methods for performing calculations in addition, subtraction, multiplication, and division. The book also covers advanced topics such as square roots, cube roots, and logarithms. Henderson's Intellectual and Practical Lightning Calculator is a comprehensive guide for anyone who wants to improve their mental arithmetic skills. The book is written in a clear and concise manner, making it easy to understand even for beginners. It includes numerous examples and exercises to help readers practice and master the techniques taught in the book. Overall, Henderson's Intellectual and Practical Lightning Calculator is a valuable resource for students, professionals, and anyone who wants to improve their mental arithmetic skills. The book is a timeless classic that has helped countless individuals improve their math skills and achieve success in their careers and personal lives.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.
