Assuming it's a current British 2p coin dated 1968 or later, in average condition it's only worth face value - roughly US 3¢
20 pence
As of the current exchange rate (which fluctuates daily), 1 British pound is approximately equal to 1.37 US dollars. Therefore, a 10 pence coin is equivalent to 0.1 pounds. Converting this amount to US dollars, 10 pence would be worth around 14 cents in US currency.
0 dollars in australia
It's still worth two pounds, which converts to $3.41 in US dollars (as of 21 July 2014).
0.78
50 cents
10
In the United kingdom it would be worth 10 pence. In the USA it would be the equivalent of about 16 cents
All years of issue of the British 20 Pence coin are still in circulation and are worth 20 Pence in Britain and its dependencies. As at 14-May-2012, 20 Pence British is worth about $0.32 USD.
It is worth about 30 cents via currency conversion. All 20p coins are common and have no premiums over their face value.
ten cents
2 Pence coins are not used as commemoratives.