Blackjack EV Formula:
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Expected Value (EV) in blackjack represents the average amount a player can expect to win or lose per bet over time. A positive EV indicates a profitable strategy, while negative EV means the player will lose money in the long run.
The calculator uses the EV formula:
Where:
Explanation: The equation calculates the expected monetary value based on your bet size and the expected return percentage of your blackjack strategy.
Details: Understanding EV helps blackjack players evaluate different strategies, compare betting systems, and make informed decisions about their gameplay.
Tips: Enter your bet amount in dollars and your expected return percentage (positive for advantage, negative for house edge). For example, basic strategy typically has an expected return of about -0.5%.
Q1: What's a typical EV for basic strategy?
A: With perfect basic strategy, EV is typically around -0.5% (house edge of 0.5%).
Q2: Can you get positive EV in blackjack?
A: Yes, through card counting or other advantage play techniques that can give players a 1-2% edge.
Q3: How does bet size affect EV?
A: EV scales linearly with bet size - doubling your bet doubles your expected loss or win.
Q4: What affects expected return percentage?
A: Game rules, number of decks, penetration, and player skill level all impact expected return.
Q5: Is this calculator useful for other casino games?
A: The same EV concept applies, but expected returns differ significantly between games.