Can you multiply 362 x .5 quickly in your head? Could you readily calculate the square of 41? How much is 635 divided by 2Â½? 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 â€” timesaving tricks that provide faster, easier ways to add, subtract, multiply, and divide.By using the simple...

## Details Short-Cut Math

Title | Short-Cut Math |
---|---|

ISBN | 9780486246116 |

Author | Gerard W. Kelly |

Release Date | Apr 1^{st}, 1984 |

Publisher | Dover Publications |

Language | English |

Genre | Science, Mathematics, Education |

Rating |

### Reviews Short-Cut Math

- 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: http://archive.org/details/Short-cutMath
- Not a bad book. Worth a quick read to learn some basic math tricks.