The winning Michigan Daily 4 numbers for September 5, 1991 were: evening 6-5-7-1.
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).
| Date | Draw | Numbers | Sum | Root |
|---|---|---|---|---|
| Sep 5, 1991 | Evening | 6-5-7-1 | 19 | 1 |
| Sep 4, 1991 | Evening | 6-7-8-7 | 28 | 1 |
| Sep 3, 1991 | Evening | 1-4-5-9 | 19 | 1 |
| Sep 2, 1991 | Evening | 9-9-2-2 | 22 | 4 |
| Aug 31, 1991 | Evening | 9-3-2-9 | 23 | 5 |
| Aug 30, 1991 | Evening | 2-4-3-4 | 13 | 4 |