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 five7 1.3.2. M-System Okay, so a System Play lets you buy more than 1 pair of 4D numbers. M-System takes it to the next level, which lets you buy 10 or more numbers.