The winning Delaware Play 4 numbers for September 12, 2010 were: night 9-2-2-7.
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 12, 2010 | Night | 9-2-2-7 | 20 | 2 |
| Sep 11, 2010 | Night | 5-1-7-7 | 20 | 2 |
| Sep 11, 2010 | Day | 4-6-1-4 | 15 | 6 |
| Sep 10, 2010 | Night | 5-4-4-0 | 13 | 4 |
| Sep 10, 2010 | Day | 8-5-4-5 | 22 | 4 |
| Sep 9, 2010 | Night | 5-3-3-1 | 12 | 3 |
| Sep 9, 2010 | Day | 2-4-0-4 | 10 | 1 |
| Sep 8, 2010 | Night | 8-5-2-0 | 15 | 6 |
| Sep 8, 2010 | Day | 3-4-0-0 | 7 | 7 |
| Sep 7, 2010 | Night | 2-0-6-6 | 14 | 5 |
| Sep 7, 2010 | Day | 8-9-2-1 | 20 | 2 |
| Sep 6, 2010 | Night | 2-3-7-3 | 15 | 6 |
| Sep 6, 2010 | Day | 0-5-3-8 | 16 | 7 |