For sports fans that want to convert various odds across online sports betting sites or exchanges manually, whether it's American football or tennis, these are the basic formulas: Convert Fractional Odds & Decimal Odds You can convert fractional odds into decimal odds.
Now you have a +EV bet, because your probability of winning is better than the odds you’re being offered. Plus $13 into the money won per bet, and $10 into the money lost per bet, then set both probabilities.
Sports betting odds are calculated based on a variety of things including injuries and trades, current team form, the weather, and beyond. How players are betting also determines the odds, which is. If you want to bet on Golovkin to win the fight (8/13 odds), calculate your winnings by multiplying your wager by the quotient of 8 ÷ 13 (0.615). If you bet $10, your winnings would be $6.15 (10 x 0.615). A series of calculators to help a sports bettor convert odds, size bets correctly or evaluate winrate.