The winning Delaware Play 3 numbers for September 23, 1980 were: night 8-7-6.
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 23, 1980 | Night | 8-7-6 | 21 | 3 |
| Sep 22, 1980 | Night | 2-4-1 | 7 | 7 |
| Sep 20, 1980 | Night | 6-7-3 | 16 | 7 |
| Sep 19, 1980 | Night | 2-0-0 | 2 | 2 |
| Sep 18, 1980 | Night | 7-5-3 | 15 | 6 |
| Sep 17, 1980 | Night | 9-5-9 | 23 | 5 |