The winning Delaware Play 3 numbers for September 12, 1986 were: night 9-2-9.
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 12, 1986 | Night | 9-2-9 | 20 | 2 |
| Sep 11, 1986 | Night | 7-7-1 | 15 | 6 |
| Sep 10, 1986 | Night | 9-2-1 | 12 | 3 |
| Sep 9, 1986 | Night | 8-0-2 | 10 | 1 |
| Sep 8, 1986 | Night | 9-1-4 | 14 | 5 |
| Sep 6, 1986 | Night | 3-5-7 | 15 | 6 |