The winning Delaware Play 3 numbers for September 15, 2019 were: night 1-4-3.
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 15, 2019 | Night | 1-4-3 | 8 | 8 |
| Sep 14, 2019 | Night | 5-2-4 | 11 | 2 |
| Sep 14, 2019 | Day | 4-1-7 | 12 | 3 |
| Sep 13, 2019 | Night | 9-5-4 | 18 | 9 |
| Sep 13, 2019 | Day | 9-8-4 | 21 | 3 |
| Sep 12, 2019 | Night | 7-7-6 | 20 | 2 |
| Sep 12, 2019 | Day | 5-4-4 | 13 | 4 |
| Sep 11, 2019 | Night | 5-8-5 | 18 | 9 |
| Sep 11, 2019 | Day | 2-5-3 | 10 | 1 |
| Sep 10, 2019 | Night | 9-9-6 | 24 | 6 |
| Sep 10, 2019 | Day | 3-9-6 | 18 | 9 |
| Sep 9, 2019 | Night | 1-4-3 | 8 | 8 |
| Sep 9, 2019 | Day | 2-6-8 | 16 | 7 |