# Trachtenberg System of Arithmetic

**URL:** <https://boards.straightdope.com/t/trachtenberg-system-of-arithmetic/75954>\
**Category:** In My Humble Opinion\
**Created:** [August 12, 2001, 10:57pm UTC](https://boards.straightdope.com/t/trachtenberg-system-of-arithmetic/75954 "2001-08-12T22:57:37Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![bluecanary](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/bluecanary/32/3614_2.png) [@bluecanary](https://boards.straightdope.com/u/bluecanary)\
**Post date:** [August 12, 2001, 10:57pm UTC](https://boards.straightdope.com/t/trachtenberg-system-of-arithmetic/75954/1 "2001-08-12T22:57:37Z")

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Does anyone use or know the Trachtenerg System of Arithmetic, a speed math system.

I’ve bought a book on it, and started to learn the techniques, but I wondered how useful other people found it.