The winning Michigan Daily 3 numbers for December 20, 2011 were: midday 7-8-4; evening 8-2-2.
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 20, 2011 | Evening | 8-2-2 | 12 | 3 |
| Dec 20, 2011 | Midday | 7-8-4 | 19 | 1 |
| Dec 19, 2011 | Evening | 6-3-2 | 11 | 2 |
| Dec 19, 2011 | Midday | 7-3-8 | 18 | 9 |
| Dec 18, 2011 | Evening | 5-6-8 | 19 | 1 |
| Dec 18, 2011 | Midday | 6-8-0 | 14 | 5 |
| Dec 17, 2011 | Evening | 5-3-5 | 13 | 4 |
| Dec 17, 2011 | Midday | 7-2-4 | 13 | 4 |
| Dec 16, 2011 | Evening | 7-7-4 | 18 | 9 |
| Dec 16, 2011 | Midday | 8-8-5 | 21 | 3 |
| Dec 15, 2011 | Evening | 2-1-9 | 12 | 3 |
| Dec 15, 2011 | Midday | 7-0-0 | 7 | 7 |
| Dec 14, 2011 | Evening | 0-6-9 | 15 | 6 |
| Dec 14, 2011 | Midday | 7-0-9 | 16 | 7 |