The winning Delaware Play 3 numbers for October 20, 1978 were: night 8-7-9.
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 |
|---|---|---|---|---|
| Oct 20, 1978 | Night | 8-7-9 | 24 | 6 |
| Oct 19, 1978 | Night | 9-7-5 | 21 | 3 |
| Oct 18, 1978 | Night | 3-2-7 | 12 | 3 |
| Oct 17, 1978 | Night | 3-0-8 | 11 | 2 |
| Oct 16, 1978 | Night | 1-4-7 | 12 | 3 |
| Oct 14, 1978 | Night | 5-1-8 | 14 | 5 |