The winning Michigan Daily 3 numbers for December 15, 1999 were: midday 6-1-1; evening 3-5-0.
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 |
|---|---|---|---|---|
| Dec 15, 1999 | Evening | 3-5-0 | 8 | 8 |
| Dec 15, 1999 | Midday | 6-1-1 | 8 | 8 |
| Dec 14, 1999 | Evening | 1-8-4 | 13 | 4 |
| Dec 14, 1999 | Midday | 8-8-0 | 16 | 7 |
| Dec 13, 1999 | Evening | 6-2-4 | 12 | 3 |
| Dec 13, 1999 | Midday | 7-9-5 | 21 | 3 |
| Dec 11, 1999 | Evening | 0-3-5 | 8 | 8 |
| Dec 11, 1999 | Midday | 6-7-4 | 17 | 8 |
| Dec 10, 1999 | Evening | 0-3-0 | 3 | 3 |
| Dec 10, 1999 | Midday | 7-9-1 | 17 | 8 |
| Dec 9, 1999 | Evening | 9-8-9 | 26 | 8 |
| Dec 9, 1999 | Midday | 1-5-8 | 14 | 5 |