The winning Delaware Play 3 numbers for February 21, 2011 were: day 1-3-7; night 2-1-1.
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).
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 |
|---|---|---|---|---|
| Feb 21, 2011 | Night | 2-1-1 | 4 | 4 |
| Feb 21, 2011 | Day | 1-3-7 | 11 | 2 |
| Feb 20, 2011 | Night | 9-7-4 | 20 | 2 |
| Feb 19, 2011 | Night | 4-0-5 | 9 | 9 |
| Feb 19, 2011 | Day | 5-4-2 | 11 | 2 |
| Feb 18, 2011 | Night | 6-2-7 | 15 | 6 |
| Feb 18, 2011 | Day | 8-8-1 | 17 | 8 |
| Feb 17, 2011 | Night | 1-5-0 | 6 | 6 |
| Feb 17, 2011 | Day | 6-7-9 | 22 | 4 |
| Feb 16, 2011 | Night | 0-5-9 | 14 | 5 |
| Feb 16, 2011 | Day | 5-3-5 | 13 | 4 |
| Feb 15, 2011 | Night | 8-4-2 | 14 | 5 |
| Feb 15, 2011 | Day | 8-8-6 | 22 | 4 |