Related Books

The Trachtenberg Speed System of Basic Mathematics
Language: en
Pages: 272
Authors: Jakow Trachtenberg
Categories: Mathematics
Type: BOOK - Published: 2011-03-01 - Publisher: Souvenir Press

DOWNLOAD EBOOK

Ever find yourself struggling to check a bill or tax on a payslip? The Trachtenberg Speed System provides a course in refining basic mathematics skills to tackl
A complete system of mental arithmetic
Language: en
Pages: 58
Authors: Henry Tendall
Categories:
Type: BOOK - Published: 1846 - Publisher:

DOWNLOAD EBOOK

A Complete System of Mental Arithmetic
Language: en
Pages: 78
Authors: James Ferguson
Categories: Arithmetic
Type: BOOK - Published: 1835 - Publisher:

DOWNLOAD EBOOK

A complete system of mental arithmetic
Language: en
Pages: 94
Authors: James Ferguson (schoolmaster.)
Categories:
Type: BOOK - Published: 1835 - Publisher:

DOWNLOAD EBOOK

A Complete System of Mental Arithmetic ... With an appendix, containing questions, etc
Language: en
Pages: 56
Authors: Henry TENDALL
Categories:
Type: BOOK - Published: 1846 - Publisher:

DOWNLOAD EBOOK