The winning Michigan Daily 4 numbers for February 21, 1997 were: midday 4-0-0-5; evening 8-0-2-1.
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 |
|---|---|---|---|---|
| Feb 21, 1997 | Evening | 8-0-2-1 | 11 | 2 |
| Feb 21, 1997 | Midday | 4-0-0-5 | 9 | 9 |
| Feb 20, 1997 | Evening | 5-6-9-7 | 27 | 9 |
| Feb 20, 1997 | Midday | 4-9-7-6 | 26 | 8 |
| Feb 19, 1997 | Evening | 6-0-4-3 | 13 | 4 |
| Feb 19, 1997 | Midday | 8-0-9-7 | 24 | 6 |
| Feb 18, 1997 | Evening | 8-3-2-1 | 14 | 5 |
| Feb 18, 1997 | Midday | 0-1-9-6 | 16 | 7 |
| Feb 17, 1997 | Evening | 0-1-1-1 | 3 | 3 |
| Feb 17, 1997 | Midday | 3-5-0-5 | 13 | 4 |
| Feb 15, 1997 | Evening | 6-7-4-6 | 23 | 5 |
| Feb 15, 1997 | Midday | 0-9-0-3 | 12 | 3 |