If you have ever opened a sportsbook app and wondered what the + and - mean in betting, the short answer is simple: a minus sign marks the favorite and tells you how much you need to risk to win $100, while a plus sign marks the underdog and tells you how much you win on a $100 bet. Those two signs, plus the number next to them, carry everything you need to know about a bet: who the sportsbook expects to win, how much you get paid, and how likely the outcome is according to the price. This guide walks through how to read American odds step by step, with worked payout examples, the implied prob...