For example if you think the Dallas Cowboys will beat the New York Giants as a -140 favorite, a $10 bet will net you a $17.14 return, which includes your original $10 bet. What is a Single Bet?Ī single bet is where you place a bet on one single market or one simple outcome. Unsure of what distinguishes a double bet from a parlay bet? Below is some details on all the different types of bet featured in our odds calculator.