As of 2013, One yi yuan would be worth 0.1397 cents in US dollars. You can see historical fluctuations and get today's exchange rate by doing a Google search for: "yuan vs dollar".
The Yuan used to be pegged to the US Dollar. That means the graph of US dollar plotted against the Yuan would be a horizontal line. However in 2010 The yuan was un-pegged from the US dollar and allowed to float upon the people who can create yuan from thin air and spend it. In 2010 the yuan started appriciating quickly against the US dollar because the US federal reserve is diluting the currency in order to make minimum payments on their 1000 trillion dollars of debt.
That's far too broad a question to answer. Please determine the coin's date and if possible its denomination, and post a new separate question.
$14.63
100$ if you have a 1995 yi yuan Japanese coin
china
whats a one dollar Yi Yuan converted into US money
It says zhonghua renmin gongheguo and the front has a giant 1 on it with something that looks like the mathematical pi sign and says yi yuan it's a silver coin
Yuan Yi has written: 'Chi xin wei ni cuo le ma'
Wo Yuan Yi - 2012 is rated/received certificates of: Singapore:PG
in china
it is worth around 1000-1200.
Ding Yi Shen has written: 'Yi yuan li'
$80.03 at today's exchange rate.
Yuan Qu has written: 'Qu Yuan fu san yi, Li sao ='