The winning Michigan Daily 4 numbers for October 15, 1999 were: midday 4-3-8-2; evening 4-7-7-8.
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 |
|---|---|---|---|---|
| Oct 15, 1999 | Evening | 4-7-7-8 | 26 | 8 |
| Oct 15, 1999 | Midday | 4-3-8-2 | 17 | 8 |
| Oct 14, 1999 | Evening | 1-0-9-5 | 15 | 6 |
| Oct 14, 1999 | Midday | 9-2-0-4 | 15 | 6 |
| Oct 13, 1999 | Evening | 4-9-0-2 | 15 | 6 |
| Oct 13, 1999 | Midday | 4-5-9-3 | 21 | 3 |
| Oct 12, 1999 | Evening | 9-2-8-1 | 20 | 2 |
| Oct 12, 1999 | Midday | 5-1-9-4 | 19 | 1 |
| Oct 11, 1999 | Evening | 5-2-1-7 | 15 | 6 |
| Oct 11, 1999 | Midday | 7-7-5-0 | 19 | 1 |
| Oct 9, 1999 | Evening | 9-5-8-8 | 30 | 3 |
| Oct 9, 1999 | Midday | 6-5-9-5 | 25 | 7 |