Press space to calculate. Then the chances will be listed. The percentage with the corresponding number as the list location. The chance of getting zero is always in the last spot. You may change the values for total cards, correct cards, and cards drawn. Total Cards - This is the number of cards in the set being drawn from Correct Cards - This is the number of cards (included in total cards) that the statistics list the chance for getting each amount Cards Drawn - This is the number of cards being drawn from the total cards When the green flag is clicked it is originally set up to give the chances for getting a specific (pre-determined) suit. Such that the percent chance of getting thirteen hearts, for example, is listed in the thirteenth spot in the list. Note: if you wanted to get the chance of getting any suit you would need to multiply the result times four.