You need to specify which countries, because several countries use crowns and many use dollars.
In any case exchange rates change every day so any answer posted here would be out of date almost immediately. While it's not normal WikiAnswers policy to say "use the internet", that's the best approach in this case. You can check a site such as www.xe.com, CNNMoney, etc. for the latest conversion factors.
The official currency used in the country Czech Republic Koruna is crowns. 20 crowns converted to US dollars equals .986 dollars.
about 500 dollars
4547.754 US Dollars.
649.35 US dollars
5188.0700 US dollars
$200
Approx.$103.00 us dollars
Approx.$103.00 us dollars
The exchange value of crowns (Koruna) to dollars will change. As of this moment on 28 June 2016, 1000 Czech Republic Koruna equals 40.797 dollars.
Approx.$103.00 us dollars
The exchange value of crowns (Koruna) to dollars will change. As of this moment on 28 June 2016, 1000 Czech Republic Koruna equals 40.797 dollars.
The value of 50 crowns can vary depending on the country and time period. In general, a crown is a unit of currency in some European countries, such as Denmark, Norway, Sweden, and the Czech Republic. You would need to check the current exchange rate for the specific country to determine the value of 50 crowns.