Can someone please explain how betting odds work?

[Enayze]

hwo doe betting odds work, what does -250 or +380 mean?, and how does that come out to be 4-1 odds.

[RAESAAD]

hwo doe betting odds work, what does -250 or +380 mean?, and how does that come out to be 4-1 odds.

-250 means you have to bet 250 dollars to win 100 that would be betting on a favorite.+250 would mean you bet 100 to win 250 meaning you are betting on an underdog.so it would be 2.5 to one.

[βetamax]

Whatever you do, don't sign up with bookmaker.com unless you want to receive phone calls every day.