The winning Connecticut Play4 numbers for February 17, 2021 were: day 5-2-6-2; night 9-9-5-5.
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 17, 2021 | Night | 9-9-5-5 | 28 | 1 |
| Feb 17, 2021 | Day | 5-2-6-2 | 15 | 6 |
| Feb 16, 2021 | Night | 0-7-8-8 | 23 | 5 |
| Feb 16, 2021 | Day | 3-6-1-0 | 10 | 1 |
| Feb 15, 2021 | Night | 7-3-6-2 | 18 | 9 |
| Feb 15, 2021 | Day | 9-8-9-0 | 26 | 8 |
| Feb 14, 2021 | Night | 7-9-4-7 | 27 | 9 |
| Feb 14, 2021 | Day | 0-3-5-0 | 8 | 8 |
| Feb 13, 2021 | Night | 2-7-6-0 | 15 | 6 |
| Feb 13, 2021 | Day | 6-2-4-7 | 19 | 1 |
| Feb 12, 2021 | Night | 2-5-2-6 | 15 | 6 |
| Feb 12, 2021 | Day | 4-0-0-0 | 4 | 4 |
| Feb 11, 2021 | Night | 0-9-4-5 | 18 | 9 |
| Feb 11, 2021 | Day | 5-7-9-2 | 23 | 5 |