An edition of Instant math, based on the Trachtenberg speed system of basic mathematics
(1962)
Instant math, based on the Trachtenberg speed system of basic mathematics.
[1st ed.]
by Ann Cutler
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A system for doing multiplication and addition quickly through the use of mental "tricks."
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Previews available in: English
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Addition, Multiplication, Mental arithmetic| Edition | Availability |
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1
Instant math, based on the Trachtenberg speed system of basic mathematics.
1962, Doubleday
in English
- [1st ed.]
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| September 28, 2020 | Edited by MARC Bot | import existing book |
| February 14, 2020 | Edited by MARC Bot | remove fake subjects |
| July 22, 2017 | Edited by Mek | adding subject: In library |
| December 5, 2010 | Edited by Open Library Bot | Added subjects from MARC records. |
| December 10, 2009 | Created by WorkBot | add works page |