An effective and easy-to-use guide for understanding everyday mathematical concepts and terms In the newly revised Third Edition of All the Math You'll Ever Need, veteran math teacher Carolyn Wheater delivers a practical and accessible guide to math you can use every day. To help develop a real and intuitive understanding of the concepts discussed within, readers will learn not just how math works, but also why it works. Many common situations where math is used are covered, such as calculating monthly mortgage payments and figuring out how much time you'll need to pay off a credit card. The author uses an interactive, self-teaching method to increase the speed of learning and the quality of retention. This latest edition is updated to reflect recent changes in interest rates, prices, and wages. It also incorporates information on the intelligent and efficient use of calculators and mental math techniques. Perfect for anyone seeking to make practical use of essential math concepts and strategies in their day-to-day life, All the Math You'll Ever Need is an invaluable addition to the libraries of students who want a bit of extra help applying math in the real world.