sistem 4dIf you are selecting 4D Roll, you can only place bets for one current draw. Mark the dits you wish to place bet on and your B andor Small bet amounts. For Ordinary Entry, mark four dits. Bet cost is the bet amounts marked. For 4DThe number of possible permutations for a given 4D number depends on the number of unique dits in the 4D number as shown in the table below. Number of Unique Dits in the 4D