The winning Delaware Play 3 numbers for September 18, 1987 were: night 5-4-1.
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 18, 1987 | Night | 5-4-1 | 10 | 1 |
| Sep 17, 1987 | Night | 9-5-8 | 22 | 4 |
| Sep 16, 1987 | Night | 1-8-2 | 11 | 2 |
| Sep 15, 1987 | Night | 8-1-9 | 18 | 9 |
| Sep 14, 1987 | Night | 4-8-9 | 21 | 3 |
| Sep 12, 1987 | Night | 7-8-7 | 22 | 4 |