The winning Connecticut Play4 numbers for August 9, 2021 were: day 2-1-1-9; night 1-3-7-9.
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 |
|---|---|---|---|---|
| Aug 9, 2021 | Night | 1-3-7-9 | 20 | 2 |
| Aug 9, 2021 | Day | 2-1-1-9 | 13 | 4 |
| Aug 8, 2021 | Night | 8-6-7-2 | 23 | 5 |
| Aug 8, 2021 | Day | 1-7-1-9 | 18 | 9 |
| Aug 7, 2021 | Night | 0-1-4-3 | 8 | 8 |
| Aug 7, 2021 | Day | 5-7-6-6 | 24 | 6 |
| Aug 6, 2021 | Night | 0-6-4-4 | 14 | 5 |
| Aug 6, 2021 | Day | 7-9-2-7 | 25 | 7 |
| Aug 5, 2021 | Night | 7-1-6-3 | 17 | 8 |
| Aug 5, 2021 | Day | 1-7-3-6 | 17 | 8 |
| Aug 4, 2021 | Night | 1-6-5-8 | 20 | 2 |
| Aug 4, 2021 | Day | 9-1-5-7 | 22 | 4 |
| Aug 3, 2021 | Night | 6-6-8-8 | 28 | 1 |
| Aug 3, 2021 | Day | 7-6-4-2 | 19 | 1 |