The - and + next to the odds are used to show the potential payout and whether the wager is more or less likely to win. The "-" wagers have a higher chance of paying out and the "+" wagers a lower chance. The "-" odds show how much you'd need to bet to winR$100.
1/ST BET analyzes more than 50 data points for every race, including speed, pace, class, jockey, trainer and pedigree, to identify factors that winners have shared in past races just like this one. Then we take those top-performing factors and identify which of today's horses best fit the winning profile.