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Englisch
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Beschreibung
Do high-speed, complicated arithmetic in your head using the Trachtenberg Speed [...] find yourself struggling to check a bill or a payslip? With The Trachtenberg Speed System you can. Described as the 'shorthand of mathematics', the Trachtenberg system only requires the ability to count from one to eleven. Using a series of simplified keys it allows anyone to master calculations, giving greater speed, ease in handling numbers and increased [...] Trachtenberg believed that everyone is born with phenomenal abilities to calculate. He devised a set of rules that allows every child to make multiplication, division, addition, subtraction and square-root calculations with unerring accuracy and at remarkable speed. It is the perfect way to gain confidence with numbers.
Do high-speed, complicated arithmetic in your head using the Trachtenberg Speed [...] find yourself struggling to check a bill or a payslip? With The Trachtenberg Speed System you can. Described as the 'shorthand of mathematics', the Trachtenberg system only requires the ability to count from one to eleven. Using a series of simplified keys it allows anyone to master calculations, giving greater speed, ease in handling numbers and increased [...] Trachtenberg believed that everyone is born with phenomenal abilities to calculate. He devised a set of rules that allows every child to make multiplication, division, addition, subtraction and square-root calculations with unerring accuracy and at remarkable speed. It is the perfect way to gain confidence with numbers.
Über den Autor
Jakow Trachtenberg
Details
Erscheinungsjahr: | 1989 |
---|---|
Genre: | Importe |
Medium: | Taschenbuch |
Inhalt: | Kartoniert / Broschiert |
ISBN-13: | 9780285629165 |
ISBN-10: | 0285629166 |
Sprache: | Englisch |
Einband: | Kartoniert / Broschiert |
Autor: | Trachtenberg, Jakow |
Übersetzung: |
Cutler, Ann
Mcshane, Rudolph |
Auflage: | Main. Auflage |
Hersteller: | Profile Books Ltd |
Verantwortliche Person für die EU: | Libri GmbH, Europaallee 1, D-36244 Bad Hersfeld, gpsr@libri.de |
Maße: | 200 x 129 x 22 mm |
Von/Mit: | Jakow Trachtenberg |
Erscheinungsdatum: | 29.06.1989 |
Gewicht: | 0,25 kg |
Über den Autor
Jakow Trachtenberg
Details
Erscheinungsjahr: | 1989 |
---|---|
Genre: | Importe |
Medium: | Taschenbuch |
Inhalt: | Kartoniert / Broschiert |
ISBN-13: | 9780285629165 |
ISBN-10: | 0285629166 |
Sprache: | Englisch |
Einband: | Kartoniert / Broschiert |
Autor: | Trachtenberg, Jakow |
Übersetzung: |
Cutler, Ann
Mcshane, Rudolph |
Auflage: | Main. Auflage |
Hersteller: | Profile Books Ltd |
Verantwortliche Person für die EU: | Libri GmbH, Europaallee 1, D-36244 Bad Hersfeld, gpsr@libri.de |
Maße: | 200 x 129 x 22 mm |
Von/Mit: | Jakow Trachtenberg |
Erscheinungsdatum: | 29.06.1989 |
Gewicht: | 0,25 kg |
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