File:2FingerMethod.png

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Description
English: Steps for general multiplication using the Trachtenberg Speed System
Date 1/2/2011
Source Own work
Author Netherstar

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Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
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Date/TimeThumbnailDimensionsUserComment
current04:00, 7 January 2011Thumbnail for version as of 04:00, 7 January 2011400 × 200 (4 KB)Netherstar (talk | contribs)Reverted to version as of 03:56, 7 January 2011
03:59, 7 January 2011Thumbnail for version as of 03:59, 7 January 2011400 × 200 (4 KB)Netherstar (talk | contribs) Category:Arithmetic
03:56, 7 January 2011Thumbnail for version as of 03:56, 7 January 2011400 × 200 (4 KB)Netherstar (talk | contribs)
23:28, 5 January 2011Thumbnail for version as of 23:28, 5 January 2011400 × 200 (4 KB)Netherstar (talk | contribs){{Information |Description={{en|1=Steps for general multiplication using the Trachtenberg Speed System}} |Source={{own}} |Author=Netherstar |Date=1/2/2011 |Permission= |other_versions= }} Category:Arithmetic [[Category:Mental arit

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