The winning Delaware Play 4 numbers for September 10, 1987 were: night 8-5-1-9.
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 10, 1987 | Night | 8-5-1-9 | 23 | 5 |
| Sep 9, 1987 | Night | 5-9-2-8 | 24 | 6 |
| Sep 8, 1987 | Night | 7-3-2-8 | 20 | 2 |
| Sep 7, 1987 | Night | 4-1-5-5 | 15 | 6 |
| Sep 5, 1987 | Night | 2-4-6-7 | 19 | 1 |
| Sep 4, 1987 | Night | 7-2-7-8 | 24 | 6 |