The winning Michigan Daily 3 numbers for October 21, 1998 were: midday 1-6-3; evening 1-8-5.
Sum is the digits added together (5+5+0 = 10). Root sum keeps adding until one digit is left (10 → 1+0 = 1) — many regular players track it in their notebooks. Odd/Even marks each digit O or E (5-5-0 = OOE). High/Low marks 0–4 as L and 5–9 as H (5-5-0 = HHL).
Sum is the digits added together (5+5+0 = 10). Root sum keeps adding until one digit is left (10 → 1+0 = 1) — many regular players track it in their notebooks. Odd/Even marks each digit O or E (5-5-0 = OOE). High/Low marks 0–4 as L and 5–9 as H (5-5-0 = HHL).
| Date | Draw | Numbers | Sum | Root |
|---|---|---|---|---|
| Oct 21, 1998 | Evening | 1-8-5 | 14 | 5 |
| Oct 21, 1998 | Midday | 1-6-3 | 10 | 1 |
| Oct 20, 1998 | Evening | 0-1-0 | 1 | 1 |
| Oct 20, 1998 | Midday | 4-7-4 | 15 | 6 |
| Oct 19, 1998 | Evening | 6-7-4 | 17 | 8 |
| Oct 19, 1998 | Midday | 6-0-4 | 10 | 1 |
| Oct 17, 1998 | Evening | 8-7-0 | 15 | 6 |
| Oct 17, 1998 | Midday | 4-5-7 | 16 | 7 |
| Oct 16, 1998 | Evening | 0-6-1 | 7 | 7 |
| Oct 16, 1998 | Midday | 4-7-7 | 18 | 9 |
| Oct 15, 1998 | Evening | 1-1-7 | 9 | 9 |
| Oct 15, 1998 | Midday | 9-1-4 | 14 | 5 |