The winning Delaware Play 3 numbers for September 9, 1991 were: night 8-6-6.
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 |
|---|---|---|---|---|
| Sep 9, 1991 | Night | 8-6-6 | 20 | 2 |
| Sep 8, 1991 | Night | 5-0-1 | 6 | 6 |
| Sep 7, 1991 | Night | 0-3-8 | 11 | 2 |
| Sep 6, 1991 | Night | 2-0-4 | 6 | 6 |
| Sep 5, 1991 | Night | 5-6-0 | 11 | 2 |
| Sep 4, 1991 | Night | 0-4-7 | 11 | 2 |
| Sep 3, 1991 | Night | 6-5-6 | 17 | 8 |