[Olpc-uruguay] [Sur] [somos-azucar] Calculadoras Incas

[Alan Jhonn Aguiar Schwyn]

> With Abacus I let the user make their own Abacus. I wonder if there is
> an equivalent here?
> 

Yes. You can have a Yupana of 3 columns.. with units, tens, hundreds...
But for biggest numbers.. you must add more columns to the thousands....
Regards!
Alan 		 	   		  
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