win 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 five4D draw tied to the Singapore Sweep draw. Every first Wednesday of the month, 4D Winning Numbers are reflected as last four dits of the top 23 winning number binations of the Singapore Sweep draw.