Implied Probability Calculator
Convierte odds a probabilidad implĂcita en cualquier formato
Convert between American, decimal, and fractional odds formats instantly. See the implied probability for any odds and remove the vig to find true probabilities.
QuĂ© es la Probabilidad ImplĂcita
La probabilidad implĂcita es la probabilidad de un resultado segĂşn las cuotas (odds) de una casa de apuestas. Si una lĂnea es -110, la probabilidad implĂcita es aproximadamente 52.4%. Sin embargo, la suma de ambos lados de un mercado siempre supera el 100% -- esa diferencia es el vigorish (vig), que es el margen de la casa.
Por qué el Total Supera el 100%
En un mercado justo, Over -110 e Under -110 sumarĂan exactamente 100%. En la práctica, suman alrededor de 104.8%. Ese 4.8% extra es el beneficio del sportsbook. La herramienta De-Vig elimina ese margen para mostrar las probabilidades reales.
Formatos de Odds
Americano (-110, +150): Popular en USA. Negativos indican cuánto apostar para ganar $100. Positivos indican cuánto ganas con $100.
Decimal (1.91, 2.50): Popular en Europa/LATAM. Tu pago total por cada $1 apostado.
Fraccionario (10/11, 3/2): Popular en UK. La ganancia por cada unidad apostada.
Preguntas Frecuentes
What is implied probability?
Implied probability converts betting odds into a percentage that represents the likelihood of an outcome happening, as suggested by the sportsbook's line. For American odds of -110, the implied probability is 52.38%.
Why do implied probabilities sum to more than 100%?
The excess over 100% is the sportsbook's vig (vigorish) or overround. For a typical -110/-110 market, implied probabilities sum to about 104.8%. The extra 4.8% is the book's built-in edge. Use the De-Vig tool above to remove it.
What is the vig (vigorish)?
The vig is the commission charged by sportsbooks on every bet. It's embedded in the odds so that the sum of implied probabilities exceeds 100%. A -110/-110 line has about 4.5% vig; a -105/-105 line has about 2.4% vig.
How do I convert American to decimal odds?
For positive American odds: divide by 100 and add 1. So +150 becomes 2.50. For negative American odds: divide 100 by the absolute value and add 1. So -110 becomes 1.909.