The JavaScript calculator on this page doesn't work with the Lynx browser. Sorry.

pc  + gc  + sc  + cc  =  cc 
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conversion direction: 
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This little calculator is written in JavaScript. If this doesn't work on your browser, don't despair. It is not impossible to calculate xyllomerian coins with a normal pocket calculator. The only thing you have to know is that 12 copper coins are as much as 1 silver coin, 12 silver coins are as much as 1 gold coin, and for 12 gold coins you will get 1 platinum coin.