is 33.99 KB, has a resolution of 512x512 pixels and was uploaded on March 19, 2020 @ 9:13 am by user: lieselser. It is filed under the tags: abacus, soroban, education, arvelaud, suanpan. Click the blue button at the top to freely download: Android Software Development Abacus Mathematics Soroban Calculation Suanpan png.