Your winnings will be calculated as a ratio of those $100 odds.Ī moneyline bet, the most basic bet in sports gambling, is simply picking the winner of a game. The less likely an outcome, the higher the odds, and the more a bet will pay.+500 (a $100 bet would net a cool $500 in profit).-165 (a $165 bet would win you $100 in profit).They’re calculated with a $100 wager in mind, but don’t worry, you don’t have to ante up three figures to get in the game.American odds - the format you’ll see most often on North American sports betting sites - begin with either a minus sign (-) or a plus sign (+).The most important part of sports betting is the odds, because that’s how you determine how much money you can win on a bet.