Alpha Books, 2014. — 250 p. — ISBN10: 1615643559. — ISBN13: 978-1-61564-354-7. The Complete Idiot's Guide to Speed Math provides easy-to-understand methods, tips, and tricks to do math in one's head, on paper, and on a calculator at a faster rate and with more accuracy for anyone who is intimidated by math and for whom such calculations would otherwise require paper or...
Издательские решения, 2019. — 88 с. — ISBN: 978-5-4496-1225-0. Книга является продолжением методики, использованной в книге «Таблица умножения за 3 дня». Методики, в которой результат получается методом лёгких вычислений без «зубрёжки» (аналогично тому, как получается результат умножения на 10, путём приписывания цифры 0 к умножаемому). Вычисления доступны ученикам 3-го класса...
3rd ed. — Wrightbooks, 2008. — 320 p. — ISBN: 978-0731407811 (paperback). This new, revised edition of the bestselling Speed Mathematics features new chapters on memorising numbers and general information, calculating statistics and compound interest, square roots, logarithms and easy trig calculations. Written so anyone can understand, this book teaches simple strategies that...
New York: Dover Publications Inc, 1955. — 127 p. Do you want to double or triple the speed with which you calculate? Can you run a rapid mental check over the results of your calculating machines? Can you check bills worked out for you by grocery store cash registers, on waiters' checks, on department store charge accounts? Or do you simply take their word for the disposal of your...
Amazon Media EU, 2012 — 72 pagine. ASIN: B007A9USHE In italiano. Calcola a mente il quadrato di 65. È difficile vero? Per renderlo più semplice, prova in questa maniera: moltiplica la cifra che indica le decine per se stessa più 1. Al risultato, metti in coda il numero 25. Fai cioè Primo step: 6 x (6+1) = 6 x 7 = 42 Secondo step: Metti in coda il 25 Risultato: 4225....
Penguin, 2015. — 250 p. — ISBN10: 0143425021. — ISBN13: 978-0143425021. If you hate mathematics; If you have always struggled to solve your maths problems in time; If you are scared of complex calculations; If you are attempting competitive or board exams; Or if you would just like to improve your maths skills. This book is for you! Based on the sixteen sutras, vedic maths is...
Yamada Takumi, 2014 — 240 p. — ASIN B00EKPFAXS. Sapevi che alcuni numeri venivano venerati nell'antichità come vere e proprie divinità per come la loro intrinseca armonia potesse semplificare enormemente un gran numero di calcoli? Sapevi che svolgendo delle semplici addizioni puoi portare dalla tua parte la sorte in alcuni giochi d'azzardo come il Poker ed il BlackJack? Sapevi che...
2nd Edition. — Jaico Publishing House, 2005. — 176 p. — ISBN10: 8179923576. — ISBN13: 978-8179923573. The Power of Vedic Maths is a book that explains, in simple language, the fundamentals of Vedic maths. It shows techniques that can be used by students, teachers, and other non-mathematical persons to solve complex problems. For those who wish to learn how to calculate math...
Independently published, 2018. – 67 p. — ISBN10: 1731079796. — ISBN13: 978-1731079794. Learn Tricks And Strategies To Solve Everyday Math Problems Easily The truth is, most of the math you find yourself doing on a day to day basis it's usually done in your head, that's why improving your mental math skills is always useful. If you’ve grown up hating math, that’s probably...
М.: Манн, Иванов и Фербер, 2016. — 192 с.: ил. — ISBN: 978-5-00100-126-3. Интересная и доступная книга о числах, которая поможет вам решать математические проблемы из реальной жизни. В жизни бывают ситуации, когда уместны хорошие навыки устного счета, например, при разделении счета в ресторане или в момент выписки из отеля, когда вы хотите понять, не начислили ли вам лишнего....
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