See Ya Later Calculator: Simple Math Tricks You Can Do in Your Head

See Ya Later Calculator presents mental math techniques for everyday calculations. The book offers step-by-step instructions for more than 125 math operations that can be performed without a calculator, covering tasks like calculating tips, determining interest rates, and estimating grocery costs. The book includes practical tricks for operations such as squaring numbers, adding three-digit numbers, and subtracting by addition. It also features applications of math to real-world problems, including using a mirror to measure building height, creating a ruler from a dollar bill, and applying geometry to home renovation projects like painting walls and cutting floor tiles. Beyond the core tricks, the book contains do-it-yourself math projects, puzzles, and a bonus section for advanced users.