Power Math

Power Math is an invaluable guide for the person who wants to fine-tune his or her numerical mindset and see math in a new way. • Contains 120 all-star problems and 30 recurring math principles to help readers uncover the secrets of basic math. • Develop a feel for how numbers behave and what makes math problems tick. • Watch for pitfalls when working with percentage increase and decrease. • Use simple math to solve “business” scenarios involving price, cost, volume, profit, and break-even, and to calculate mark-up versus margin and efficiency. • Be able to glance at graphs and grasp their underlying meaning. • Understand correlation: weak or strong, positive or negative, linear or nonlinear.