When a team has a point spread with a minus sign (-), it indicates that the team must win the game by a greater number of points than what is indicated in the spread.When a team has a spread with a plus sign (+), it shows that the team must win the game outright or lose the game by fewer number of points than what the spread indicates.NBA Point spread betting is recognizable by the use of the + or – symbols.
A Spread Bet is basically an assumption of how an NBA match-up will pan out, with points handicaps given to each team.
