The Trachtenberg Speed System of Basic Mathematics

Spherical Harmonics and Approximations on the Unit Sphere: An Introduction

Secrets of Mental Math: The Mathemagician's Guide to Lightning Calculation and Amazing Math Tricks

Short-Cut Math

Numerical Solution of Ordinary Differential Equations

Statistics For Dummies: Edition 2

Quicker Approach to Quantitative Aptitude: Personal Notes of Sizil Krishna

Advanced Abacus: Theory and Practice

The Magic of Math: Solving for x and Figuring Out Why

Basic Math & Pre-Algebra For Dummies: Edition 2

Ramanujan's Lost Notebook: Part I, Part 1

Math Practice, Grade 3

Finding Zero: A Mathematician's Odyssey to Uncover the Origins of Numbers

Multi- and Megavariate Data Analysis Basic Principles and Applications: Volume 1

CALCULUS: differential calculus and integrals calculus for jee mains and advanced

Head First Algebra: A Learner's Guide to Algebra I

Partial Differential Equations

How to Calculate Quickly: Full Course in Speed Arithmetic

Speedy Calculations