The winning Delaware Play 3 numbers for October 21, 2017 were: day 9-0-5; night 3-4-8.
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).
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, 2017 | Night | 3-4-8 | 15 | 6 |
| Oct 21, 2017 | Day | 9-0-5 | 14 | 5 |
| Oct 20, 2017 | Night | 4-0-6 | 10 | 1 |
| Oct 20, 2017 | Day | 8-9-0 | 17 | 8 |
| Oct 19, 2017 | Night | 9-6-8 | 23 | 5 |
| Oct 19, 2017 | Day | 0-6-5 | 11 | 2 |
| Oct 18, 2017 | Night | 1-2-1 | 4 | 4 |
| Oct 18, 2017 | Day | 7-2-2 | 11 | 2 |
| Oct 17, 2017 | Night | 4-2-2 | 8 | 8 |
| Oct 17, 2017 | Day | 4-8-9 | 21 | 3 |
| Oct 16, 2017 | Night | 4-6-6 | 16 | 7 |
| Oct 16, 2017 | Day | 4-6-7 | 17 | 8 |
| Oct 15, 2017 | Night | 2-0-4 | 6 | 6 |