The winning Delaware Play 3 numbers for September 20, 2015 were: night 2-1-7.
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 20, 2015 | Night | 2-1-7 | 10 | 1 |
| Sep 19, 2015 | Night | 0-1-9 | 10 | 1 |
| Sep 19, 2015 | Day | 6-6-9 | 21 | 3 |
| Sep 18, 2015 | Night | 2-2-1 | 5 | 5 |
| Sep 18, 2015 | Day | 2-7-2 | 11 | 2 |
| Sep 17, 2015 | Night | 6-0-0 | 6 | 6 |
| Sep 17, 2015 | Day | 7-5-1 | 13 | 4 |
| Sep 16, 2015 | Night | 3-6-3 | 12 | 3 |
| Sep 16, 2015 | Day | 5-3-0 | 8 | 8 |
| Sep 15, 2015 | Night | 4-5-9 | 18 | 9 |
| Sep 15, 2015 | Day | 1-5-2 | 8 | 8 |
| Sep 14, 2015 | Night | 0-1-5 | 6 | 6 |
| Sep 14, 2015 | Day | 0-7-0 | 7 | 7 |