Browsing articles tagged with " mental solving"
Aug
11
2009

What is a Trachtenberg System?

When I encountered the words Trachtenberg System, I searched for it and found out that it’s about rapid mental calculation. So, since I love math, I easily get interested in this system: Below is a quick description of the system according to wikipedia: The Trachtenberg System is a system of rapid mental calculation, somewhat similar […]