Virtual Abacus

Initializing live version
Download to Desktop

Requires a Wolfram Notebook System

Interact on desktop, mobile and cloud with the free Wolfram Player or other Wolfram Language products.

Beads only count when at the center. Those at the bottom are worth one unit and those at the top are worth five units. From right to left, the columns represent ones, tens, hundreds, thousands, and ten thousands.

Contributed by: Shelby Coppolino and Mark Evans (Science and Mathematics Academy) (March 2011)
Open content licensed under CC BY-NC-SA


Snapshots


Details

The abacus can be considered one of the world's first calculators. Interestingly enough, different ancient civilizations developed unique styles of the abacus. Even today, people are creating new kinds of abaci.



Feedback (field required)
Email (field required) Name
Occupation Organization
Note: Your message & contact information may be shared with the author of any specific Demonstration for which you give feedback.
Send