The winning Delaware Play 4 numbers for September 21, 2008 were: night 3-1-6-2.
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 21, 2008 | Night | 3-1-6-2 | 12 | 3 |
| Sep 20, 2008 | Night | 4-1-4-9 | 18 | 9 |
| Sep 20, 2008 | Day | 5-5-9-0 | 19 | 1 |
| Sep 19, 2008 | Night | 0-0-7-3 | 10 | 1 |
| Sep 19, 2008 | Day | 0-9-2-7 | 18 | 9 |
| Sep 18, 2008 | Night | 2-3-3-7 | 15 | 6 |
| Sep 18, 2008 | Day | 8-1-7-1 | 17 | 8 |
| Sep 17, 2008 | Night | 9-0-0-1 | 10 | 1 |
| Sep 17, 2008 | Day | 5-5-8-6 | 24 | 6 |
| Sep 16, 2008 | Night | 0-0-2-6 | 8 | 8 |
| Sep 16, 2008 | Day | 1-5-3-1 | 10 | 1 |
| Sep 15, 2008 | Night | 9-0-1-7 | 17 | 8 |
| Sep 15, 2008 | Day | 3-3-5-9 | 20 | 2 |