The winning Connecticut Play4 numbers for February 21, 2011 were: day 0-6-3-1; night 6-5-0-1.
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 | 6-5-0-1 | 12 | 3 |
| Feb 21, 2011 | Day | 0-6-3-1 | 10 | 1 |
| Feb 20, 2011 | Night | 3-5-2-5 | 15 | 6 |
| Feb 20, 2011 | Day | 2-4-3-4 | 13 | 4 |
| Feb 19, 2011 | Night | 0-4-2-7 | 13 | 4 |
| Feb 19, 2011 | Day | 4-2-9-4 | 19 | 1 |
| Feb 18, 2011 | Night | 4-0-3-6 | 13 | 4 |
| Feb 18, 2011 | Day | 1-7-1-8 | 17 | 8 |
| Feb 17, 2011 | Night | 2-0-0-5 | 7 | 7 |
| Feb 17, 2011 | Day | 7-8-9-3 | 27 | 9 |
| Feb 16, 2011 | Night | 9-5-2-7 | 23 | 5 |
| Feb 16, 2011 | Day | 8-2-6-2 | 18 | 9 |
| Feb 15, 2011 | Night | 8-2-6-0 | 16 | 7 |
| Feb 15, 2011 | Day | 4-7-4-2 | 17 | 8 |