The winning Connecticut Play4 numbers for August 21, 2019 were: day 4-1-8-2; night 4-3-2-5.
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 |
|---|---|---|---|---|
| Aug 21, 2019 | Night | 4-3-2-5 | 14 | 5 |
| Aug 21, 2019 | Day | 4-1-8-2 | 15 | 6 |
| Aug 20, 2019 | Night | 5-8-0-5 | 18 | 9 |
| Aug 20, 2019 | Day | 7-9-2-7 | 25 | 7 |
| Aug 19, 2019 | Night | 8-5-8-8 | 29 | 2 |
| Aug 19, 2019 | Day | 0-4-4-4 | 12 | 3 |
| Aug 18, 2019 | Night | 4-9-4-6 | 23 | 5 |
| Aug 18, 2019 | Day | 7-1-5-9 | 22 | 4 |
| Aug 17, 2019 | Night | 1-7-2-9 | 19 | 1 |
| Aug 17, 2019 | Day | 8-2-8-5 | 23 | 5 |
| Aug 16, 2019 | Night | 0-4-9-4 | 17 | 8 |
| Aug 16, 2019 | Day | 4-3-3-7 | 17 | 8 |
| Aug 15, 2019 | Night | 6-3-9-0 | 18 | 9 |
| Aug 15, 2019 | Day | 0-6-8-7 | 21 | 3 |