# [Download] ➾ The Trachtenberg Speed System of Basic Mathematics ➼ Jakow Trachtenberg – Tactical-player.co.uk

Can You Multiply By In Seventy Seconds Without Reaching For Your Calculator Well You Could If You Used The Techniques In This Revolutionary Book, Now Available In Paperback At A Time Of Growing Concern About People S Numeracy The System, Described As The Shorthand Of Mathematics , Only Requires The Ability To Count From One To Eleven It Is Based On A Series Of Simplified Keys And Is Easy To Master Giving Greater Speed, Ease Of Handling Numbers And Increasing Accuracy Try It For Yoursef

#### About the Author: Jakow Trachtenberg

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## 8 thoughts on “The Trachtenberg Speed System of Basic Mathematics”

1. says:

Clever stuff but in these days of small hand held calculators the ideas in the book are IMO not particularly helpful just interesting OK for showing off to others Once I had a maths teacher who had memorized the log tables and proudly showed off his skills beating us using slide rules that dates m

2. says:

I found a copy of this book over forty years ago and it changed the way I see numbers I never became as proficient as its students but I now understand much better the relationships between numbers and how they interact with each other.My mental arithmetic spooks my friends and the checkout assistants whe

3. says:

I can t see lots of numbers together, I just see shapes But somehow, after the first exercise, I can now multiply big numbers of 6 7 digits, on page, by 11. The22,33,44 etc rule doesn t work for big numbers But this method is quite astonishing Because it s not road and Ross of numbers,, I can see the numbers a bi

4. says:

I work with numbers and use spreadsheets I bought the book out of curiosity, not necessity It is a work of GENIUS, nothing less It provides simple methods to undertake what would be complex calculations using traditional methods The size of the numbers you can crunch is pretty impressive This is not traditional mathemati

5. says:

An amazing back story and a very practical alternative to a calculator for those seeking to improve their minds.

6. says:

I came across an old copy of this book many, many years ago and found it fascinating that maths could be made so easy, so had buy myself a copy even though I m years past needing it I highly recommend it to anybody who finds the subject difficult, because it certainly makes it much easier to understand.Very pleased with good delivery se

7. says:

Amazing and well presented Just sorry I did not have this year s ago.

8. says:

Brilliant concept that works Why are English schools not teaching this method 5 Stars