The Inner Game of Chess: How to Calculate and WinEvery player has heard the saying, "Chess is 99 percent tactics." It isn't. It's 99 percent calculation. But until now there has never been a book devoted entirely to this most mysterious and essential chess technique.
This book examines both the technical and practical aspects of how to think ahead -- the selection of candidate moves, the evaluation of end positions, finding the proper move order, and the like.
When you visit a doctor's office or a hospital, chances are you come into contact with a nurse, a skilled professional who uses math everyday to do his or her job. How Nurses Use Math illustrates how nurses use math to calculate medication dosages and judge the health and safety of their patients.
How to Calculate Quickly: Full Course in Speed ArithmeticMany useful procedures explained and taught: two-column addition, left-to-right subtraction, direct multiplication by numbers greater than 12, mental division of large numbers, more. Also numerous helpful short cuts. More than 8,000 problems, with solutions. This book do not used trick but teach you "number sense" ... and how to calculate from left to right with complex number. Believe me, I was afraid of that kind of calculation and with that book I learned a lot!
When driving around the oval ring, drivers of race cars need to know much more than how to turn the wheel and avoid other drivers. How Race Car Drivers Use Math puts readers in the driver's seat to show how race car operators use math to calculate speed and fuel usage, judge their safety, and much more.
