The winning Michigan Daily 3 numbers for March 21, 2011 were: midday 8-1-9; evening 5-3-9.
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 |
|---|---|---|---|---|
| Mar 21, 2011 | Evening | 5-3-9 | 17 | 8 |
| Mar 21, 2011 | Midday | 8-1-9 | 18 | 9 |
| Mar 20, 2011 | Evening | 0-9-2 | 11 | 2 |
| Mar 20, 2011 | Midday | 6-5-2 | 13 | 4 |
| Mar 19, 2011 | Evening | 2-5-0 | 7 | 7 |
| Mar 19, 2011 | Midday | 5-3-2 | 10 | 1 |
| Mar 18, 2011 | Evening | 6-6-8 | 20 | 2 |
| Mar 18, 2011 | Midday | 3-2-1 | 6 | 6 |
| Mar 17, 2011 | Evening | 5-8-1 | 14 | 5 |
| Mar 17, 2011 | Midday | 0-0-1 | 1 | 1 |
| Mar 16, 2011 | Evening | 8-7-7 | 22 | 4 |
| Mar 16, 2011 | Midday | 9-0-2 | 11 | 2 |
| Mar 15, 2011 | Evening | 9-8-1 | 18 | 9 |
| Mar 15, 2011 | Midday | 5-6-3 | 14 | 5 |