The winning Delaware Play 3 numbers for September 17, 2017 were: night 2-6-1.
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 17, 2017 | Night | 2-6-1 | 9 | 9 |
| Sep 16, 2017 | Night | 8-4-7 | 19 | 1 |
| Sep 16, 2017 | Day | 9-5-4 | 18 | 9 |
| Sep 15, 2017 | Night | 9-8-4 | 21 | 3 |
| Sep 15, 2017 | Day | 2-6-8 | 16 | 7 |
| Sep 14, 2017 | Night | 0-0-4 | 4 | 4 |
| Sep 14, 2017 | Day | 7-3-4 | 14 | 5 |
| Sep 13, 2017 | Night | 7-3-5 | 15 | 6 |
| Sep 13, 2017 | Day | 1-3-2 | 6 | 6 |
| Sep 12, 2017 | Night | 1-7-4 | 12 | 3 |
| Sep 12, 2017 | Day | 2-9-7 | 18 | 9 |
| Sep 11, 2017 | Night | 5-3-9 | 17 | 8 |
| Sep 11, 2017 | Day | 9-8-9 | 26 | 8 |