Hello friends
How safe is bit coin gambling is it worth?
The answers depends on the the reputation of the gambling site you are using. No matter how good you are as a gambler has no connection if it is worthy or not. Bitcoin works on a blockchain technology which makes the transactions immutable so it is important to know the testimonies and their reputation on the sites like reddit and quora. It is easy for the cryptocasino to run off with your money so even if they have a great reputation you should always check that they are active on social media sites. How safe is bit coin gambling is it worth?
Secondly, never keep money on crypto casino sites, there must be an instant payout function to secure your funds. We will never know if the casino will go out of business overnight, especially those who are using crypto or bitcoin.
If yes and than how to play and where to play?
You should try using Vegas Casino. Learning how to play needs experience. This crypto casino offers a free trial to get your feet wet without worrying losing your money. It also have a 300 various crypto games in which players can choose according to their choice. It offers instant payout and has a transparent a transparent gaming statistics. 
can now make a living on this gambling?
NO! this is a self explanatory question. 