What does 10 to 1 odds mean
Whenever you see two numbers separated by a slash, i.e. 10 / 1, this is a fractional betting odd. Betting odds allow you to calculate how much.
The amount you win (the fourth column) does not include your stake, which will be returned to you when you make a winning real-money bet. American odds, Fractional odds, Decimal odds, Bet $10 and you win 10 / 1.
So what do people mean when they say odds are 3to1 or the chance is the odds are they mean that there are 3 chances to win to 1 chance to lose. vegas chance stat prob odds odds 9to1.