The winning Michigan Daily 3 numbers for July 13, 1988 were: evening 8-4-6.
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 |
|---|---|---|---|---|
| Jul 13, 1988 | Evening | 8-4-6 | 18 | 9 |
| Jul 12, 1988 | Evening | 6-4-2 | 12 | 3 |
| Jul 11, 1988 | Evening | 7-3-5 | 15 | 6 |
| Jul 9, 1988 | Evening | 9-9-3 | 21 | 3 |
| Jul 8, 1988 | Evening | 7-4-9 | 20 | 2 |
| Jul 7, 1988 | Evening | 9-0-1 | 10 | 1 |