The winning Michigan Daily 4 numbers for February 23, 1998 were: midday 4-2-1-8; evening 7-2-8-8.
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 |
|---|---|---|---|---|
| Feb 23, 1998 | Evening | 7-2-8-8 | 25 | 7 |
| Feb 23, 1998 | Midday | 4-2-1-8 | 15 | 6 |
| Feb 21, 1998 | Evening | 3-3-3-1 | 10 | 1 |
| Feb 21, 1998 | Midday | 4-5-8-8 | 25 | 7 |
| Feb 20, 1998 | Evening | 8-9-1-2 | 20 | 2 |
| Feb 20, 1998 | Midday | 8-5-5-5 | 23 | 5 |
| Feb 19, 1998 | Evening | 9-9-0-7 | 25 | 7 |
| Feb 19, 1998 | Midday | 7-2-7-9 | 25 | 7 |
| Feb 18, 1998 | Evening | 3-1-7-6 | 17 | 8 |
| Feb 18, 1998 | Midday | 4-1-9-4 | 18 | 9 |
| Feb 17, 1998 | Evening | 3-6-5-6 | 20 | 2 |
| Feb 17, 1998 | Midday | 9-7-6-7 | 29 | 2 |