![](http://www.alamy.com/thumbs/6/732E43D0-86A6-4E88-B28A-0A94A43B0AC0/D4NCFN.jpg)
Close up of a child´s hand doing arithmetic homework with the help of a Japanese abacus (Soroban).
Size: 4930px × 3287px
Photo credit: © Viewpoint / Alamy / Afripics
License: Licensed
Model Released: No
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