The winning Michigan Daily 4 numbers for March 21, 1997 were: midday 8-8-1-1; evening 2-9-2-0.
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 |
|---|---|---|---|---|
| Mar 21, 1997 | Evening | 2-9-2-0 | 13 | 4 |
| Mar 21, 1997 | Midday | 8-8-1-1 | 18 | 9 |
| Mar 20, 1997 | Evening | 3-3-0-1 | 7 | 7 |
| Mar 20, 1997 | Midday | 5-3-3-4 | 15 | 6 |
| Mar 19, 1997 | Evening | 8-3-7-6 | 24 | 6 |
| Mar 19, 1997 | Midday | 6-7-4-4 | 21 | 3 |
| Mar 18, 1997 | Evening | 8-6-7-4 | 25 | 7 |
| Mar 18, 1997 | Midday | 2-7-4-1 | 14 | 5 |
| Mar 17, 1997 | Evening | 0-0-9-6 | 15 | 6 |
| Mar 17, 1997 | Midday | 5-2-8-9 | 24 | 6 |
| Mar 15, 1997 | Evening | 2-6-6-8 | 22 | 4 |
| Mar 15, 1997 | Midday | 3-2-9-6 | 20 | 2 |