To learn to play Pai Gow Poker, you must first learn to play poker. You are not going to be able to play different variations of a certain game if you don't know how to play the original game. You should start with the basics before you go to the advanced.
Once you know how to play poker and know the hand power structure, you should learn how to play simple poker games just to see if you fully understand. It is not hard to learn to play poker but it is hard to learn to play poker well. All you need is the general sense and you can move on to Pai Gow.
The reason that you need to know poker is because in Pai Gow, you are separating seven cards into two different poker hands. If you don't know what a good poker hand is, then you are going to lose every time. Plus, your five card hand has to be more powerful than your two card hand, otherwise you automatically lose.
Learn To Play Pai Gow Poker Online
You can learn to play Pai Gow Poker online free of charge. There are many sites that will post the rules, strategies as well as let you play for fun. You should look into these sites so that you can get a handle on the game before you play. You don't want to donate money to a casino.