The winning Delaware Play 4 numbers for October 21, 2012 were: night 2-4-5-2.
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 |
|---|---|---|---|---|
| Oct 21, 2012 | Night | 2-4-5-2 | 13 | 4 |
| Oct 20, 2012 | Night | 5-8-9-2 | 24 | 6 |
| Oct 20, 2012 | Day | 5-1-4-5 | 15 | 6 |
| Oct 19, 2012 | Night | 7-8-3-2 | 20 | 2 |
| Oct 19, 2012 | Day | 4-9-5-3 | 21 | 3 |
| Oct 18, 2012 | Night | 4-3-8-7 | 22 | 4 |
| Oct 18, 2012 | Day | 8-4-0-5 | 17 | 8 |
| Oct 17, 2012 | Night | 3-6-7-3 | 19 | 1 |
| Oct 17, 2012 | Day | 9-8-8-1 | 26 | 8 |
| Oct 16, 2012 | Night | 3-7-1-5 | 16 | 7 |
| Oct 16, 2012 | Day | 0-9-3-5 | 17 | 8 |
| Oct 15, 2012 | Night | 7-0-8-4 | 19 | 1 |
| Oct 15, 2012 | Day | 3-9-7-4 | 23 | 5 |