You may be one of the many who are in the dark when it comes to applying math to practical problem solving. The Only Math Book You'll Ever Need will show you - step by step - how to do the math required to figure out a tip, determine your mortgage, compare investment alternatives, and much, much more.The Only Math Book You'll Ever Need takes you clearly and painlessly through a variety of everyday math challenges. Part One, The Mathematics of Personal Finance, covers earnings and taxes and explains how to determine percentage increases and evaluate such investments as time-deposit certificates, stocks and bonds, and tax-deferred annuities. Part Two, Outdoor Math, presents the practical math steps involved in hobbies and games such as photography and poker. A chapter on foreign travel describes currency, temperature, metric, and electric current (voltage) conversions. Part Three, Indoor Math, deals with situations ranging from reading a gas meter to calculating the amount of paint needed to cover a room. The final chapter discusses personal computers and their most useful applications in light of the average person's needs. All the chapters have undergone substantial revision and updating, and entirely new sections have been added on retirement annuities and zero-coupon bonds. You'll also find a host of new tips on how to estimate and approximate solutions to problems.Written in clear, straightforward language by Stanley Kogelman, a mathematician, and Barbara Heller, an educator, The Only Math Book You'll Ever Need is exactly what its title implies - the perfect solution for the math phobic and the perfect reference for anyone who needs or wants to understand the practical application of math to everyday life. Read Less