-
- Abacus - Simple Soroban Abacus
- iOS Apps: Education By: Switt Kongdachalert
- Free
- Lists: 0 + 0 Rankings: 0 Reviews: 0
- Points: 1 + 11 (2.7) Version: 1.1 A simple soroban abacus that also shows the number representing the value of each column. An abacus is a tool that has been used since ancient times to calculate. Calculations with ... ⥯
≡
