Standard Mental Arithmetic is a mathematics textbook written by Alfred James Clarkson and first published in 1883. The book is aimed at students in primary and secondary schools and focuses on mental calculation skills. The book contains a series of exercises and problems designed to improve the student's ability to perform mental arithmetic calculations quickly and accurately. The topics covered in the book include addition, subtraction, multiplication, and division, as well as more advanced topics such as fractions, decimals, and percentages. The book is organized into chapters, each of which covers a specific topic in detail. The exercises in each chapter are arranged in increasing order of difficulty, allowing students to gradually build their skills and confidence. The book also includes helpful tips and tricks for performing mental calculations, as well as practice problems and solutions to help students check their work. Overall, Standard Mental Arithmetic is a comprehensive and practical guide to developing mental arithmetic skills for students of all ages and abilities.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.