The winning Michigan Daily 4 numbers for December 21, 2011 were: midday 3-2-0-0; evening 3-6-0-9.
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 21, 2011 | Evening | 3-6-0-9 | 18 | 9 |
| Dec 21, 2011 | Midday | 3-2-0-0 | 5 | 5 |
| Dec 20, 2011 | Evening | 2-2-0-3 | 7 | 7 |
| Dec 20, 2011 | Midday | 5-3-4-0 | 12 | 3 |
| Dec 19, 2011 | Evening | 9-2-8-1 | 20 | 2 |
| Dec 19, 2011 | Midday | 4-8-5-6 | 23 | 5 |
| Dec 18, 2011 | Evening | 6-9-1-7 | 23 | 5 |
| Dec 18, 2011 | Midday | 1-2-5-8 | 16 | 7 |
| Dec 17, 2011 | Evening | 4-3-5-0 | 12 | 3 |
| Dec 17, 2011 | Midday | 5-9-3-0 | 17 | 8 |
| Dec 16, 2011 | Evening | 6-9-3-6 | 24 | 6 |
| Dec 16, 2011 | Midday | 1-0-5-1 | 7 | 7 |
| Dec 15, 2011 | Evening | 6-6-3-6 | 21 | 3 |
| Dec 15, 2011 | Midday | 5-2-4-6 | 17 | 8 |