Poker calculator can provide results provided a specific game scenario. Game scenario variables include: the number of players, the game type being played, and the hand or cards available for the player in question. Alternatively, there also exist "poker relative calculators" which display a player's winning chance relative to another player's chance. "Poker relative calculators" tend to be displayed on poker shows and tournaments for an audience because they provide an accurate assessment of a player's winning chance. However, professional in game poker players do not use or think in terms of "poker relative calculations" because two or more poker hands at
Betting in poker betting structure calls for two blinds: the player after the dealer blinds about half of what would be a normal bet, and the next player blinds what would be a whole bet. This two-blind structure, sometimes with antes, is the dominating structure of play for community card poker games such as Texas hold-em. Sometimes only one blind is used (often informally as a "price of winning" the previous hand), and sometimes three are used (this is sometimes seen in Omaha). In the case of three blinds (usually one quarter, one quarter, and half a normal bet amount), the first blind