totokl 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 4DHow to Play Toto 4D. To play Toto 4D, you have to choose a combination of 4 numbers from 0 to 9. The minimum cost is RM1. 23 sets of winning 4D numbers across five