Card 1. Suanpan – Abacus . The abacus is an ancient calculator still used in China and other Asian countries. In Chinese it is called a “Suanpan.” It is a frame divided into an upper and lower section by a bar called the “beam.” The abacus can b

Reading the abacus gives you 56 (50 from the tens column and 5 + 1 = 6 from the ones column). With enough practice, you'll be able to make calculations with your abacus quickly and easily. More ...

How to Use an Abacus. The abacus (the suanpan is the most useful variety) is a deceptively simple calculating tool still used all over the world. It's a useful learning device for the visually impaired, as well as for anyone who wants to...