how much are these pokemon cards worth

[NickMazzy20]

http://imgur.com/a/EM0JF

How much are they worth

 

[Ralston18]

Many sites on the internet.

E.g., (at random) http://pokemonprices.com/

Google "Pokemon card prices" or similar wording to find related sites.

Search ebay to see what is being sold and at what prices/bids.