Short-Cut Math by Gerard W. Kelly

Short-Cut Math

Can you multiply 362 x .5 quickly in your head? Could you readily calculate the square of 41? How much is 635 divided by 2½? Can 727,648 be evenly divided by 8? If any of these questions took you more than a few seconds to solve, you need this book. Short-Cut Math is a concise, remarkably clear compendium of about 150 math short-cuts — timesaving tricks that provide faster, easier ways to add, subtract, multiply, and divide.By using the simple...

Details Short-Cut Math

TitleShort-Cut Math
Release DateApr 1st, 1984
PublisherDover Publications
GenreScience, Mathematics, Education

Reviews Short-Cut Math

  • Bram
    Book with some tricks on how to add/substract/multiply/divide. Almost all the "tricks" are very, very basic, however, there were a few tricks that I didn't know before.Even though several publishers sell this book, the ebook is freely available:
  • Roger
    Not a bad book. Worth a quick read to learn some basic math tricks.