The winning Michigan Daily 4 numbers for March 21, 2008 were: midday 8-3-0-6; evening 8-6-9-8.
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, 2008 | Evening | 8-6-9-8 | 31 | 4 |
| Mar 21, 2008 | Midday | 8-3-0-6 | 17 | 8 |
| Mar 20, 2008 | Evening | 1-2-8-4 | 15 | 6 |
| Mar 20, 2008 | Midday | 3-6-4-9 | 22 | 4 |
| Mar 19, 2008 | Evening | 3-0-5-5 | 13 | 4 |
| Mar 19, 2008 | Midday | 7-3-9-0 | 19 | 1 |
| Mar 18, 2008 | Evening | 0-7-1-4 | 12 | 3 |
| Mar 18, 2008 | Midday | 2-4-4-2 | 12 | 3 |
| Mar 17, 2008 | Evening | 6-3-6-7 | 22 | 4 |
| Mar 17, 2008 | Midday | 3-0-0-3 | 6 | 6 |
| Mar 16, 2008 | Evening | 9-8-1-3 | 21 | 3 |
| Mar 16, 2008 | Midday | 9-3-0-4 | 16 | 7 |
| Mar 15, 2008 | Evening | 6-1-2-3 | 12 | 3 |
| Mar 15, 2008 | Midday | 9-5-7-8 | 29 | 2 |