Do high-speed, complicated arithmetic in your head using the Trachtenberg Speed System.
It is the perfect way to gain confidence with numbers..
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.
Jakow Trachtenberg believed that everyone is born with phenomenal abilities to calculate.
Using a series of simplified keys it allows anyone to master calculations, giving greater speed, ease in handling numbers and increased accuracy.
Described as the 'shorthand of mathematics', the Trachtenberg System only requires the ability to count from one to eleven.
Ever find yourself struggling to check a bill or a payslip? With The Trachtenberg Speed System you can.
Do high-speed, complicated arithmetic in your head using the Trachtenberg Speed System
