Calculus Refresher

How to Calculate Quickly: Full Course in Speed Arithmetic

Math Practice, Grade 3

Doing Simple Math in Your Head

The Trachtenberg Speed System of Basic Mathematics

Math Practice, Grade 2

Practice Makes Perfect Multiplication and Division

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

Speed Mathematics Simplified

Short-Cut Math

100 Great Problems of Elementary Mathematics

Think Like A Maths Genius: The Art of Calculating in Your Head

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

Mathematician's Delight

Basic Math & Pre-Algebra For Dummies: Edition 2

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

Quicker Approach to Quantitative Aptitude: Personal Notes of Sizil Krishna

Speedy Calculations