The winning Michigan Daily 4 numbers for December 13, 1997 were: midday 7-5-4-9; evening 2-8-3-1.
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 |
|---|---|---|---|---|
| Dec 13, 1997 | Evening | 2-8-3-1 | 14 | 5 |
| Dec 13, 1997 | Midday | 7-5-4-9 | 25 | 7 |
| Dec 12, 1997 | Evening | 7-9-0-4 | 20 | 2 |
| Dec 12, 1997 | Midday | 9-6-9-9 | 33 | 6 |
| Dec 11, 1997 | Evening | 1-1-7-6 | 15 | 6 |
| Dec 11, 1997 | Midday | 4-0-6-1 | 11 | 2 |
| Dec 10, 1997 | Evening | 6-2-2-3 | 13 | 4 |
| Dec 10, 1997 | Midday | 8-0-9-1 | 18 | 9 |
| Dec 9, 1997 | Evening | 5-3-8-7 | 23 | 5 |
| Dec 9, 1997 | Midday | 6-2-7-2 | 17 | 8 |
| Dec 8, 1997 | Evening | 8-5-7-4 | 24 | 6 |
| Dec 8, 1997 | Midday | 2-0-1-2 | 5 | 5 |