American Odds to Decimal Odds Converter

How to convert American odds to Decimal odds

Use this calculator to convert American odds into decimal odds. Simply input a valid value and the calculator will automatically convert it into decimal odds.

Formula used for converting american odds to decimal odds

Subtract 1 from the decimal odds and express the result as a fraction of two whole numbers.

For example, American odds of +150 convert to decimal odds of 2.5.

American odds explained

American odds are predominantly used by US sportsbooks or other international sportsbooks that offer betting on US sports and leagues such as the NBA, NFL and MLB. In simple terms, american odds can be both positive and negative. Negative odds are the favourites to win and the number represents the amount you need to bet to win $100. So for example if the odds are -250 you need to bet $250 to win $100. Positive odds are kind of the opposite and instead represent how much you win if you bet $100.

Decimal odds explained

Decimal odds are a number greater than 1 and are most commonly used in Europe, hence they are commonly referred to as 'European odds'. However they are also used in other parts of the world, most notably Canada and Australia. Decimal odds are basically just a multiplier betweent the bet size and total payout. This makes it quite an intuitive odds format and makes for easy payout and profit calculations.

Supported odds formats

This converter supports decimal odds, fractional odds, American odds, Hong Kong odds, Malay odds, Indonesian odds, and implied probability percentage.

Why use an odds converter?

Bookmakers and betting exchanges use different odds formats depending on region and market. An odds converter makes it easier to compare prices, understand implied probability, and analyze bets more accurately across different sportsbooks.

Popular Odds Conversions

These are some of the most commonly used betting odds conversions.