The winning Connecticut Play4 numbers for September 21, 2017 were: day 0-3-6-4; night 5-3-0-9.
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 |
|---|---|---|---|---|
| Sep 21, 2017 | Night | 5-3-0-9 | 17 | 8 |
| Sep 21, 2017 | Day | 0-3-6-4 | 13 | 4 |
| Sep 20, 2017 | Night | 2-9-4-9 | 24 | 6 |
| Sep 20, 2017 | Day | 1-1-3-1 | 6 | 6 |
| Sep 19, 2017 | Night | 8-9-9-2 | 28 | 1 |
| Sep 19, 2017 | Day | 0-0-6-9 | 15 | 6 |
| Sep 18, 2017 | Night | 8-1-6-5 | 20 | 2 |
| Sep 18, 2017 | Day | 2-2-4-7 | 15 | 6 |
| Sep 17, 2017 | Night | 7-9-2-0 | 18 | 9 |
| Sep 17, 2017 | Day | 2-6-6-9 | 23 | 5 |
| Sep 16, 2017 | Night | 4-9-3-8 | 24 | 6 |
| Sep 16, 2017 | Day | 2-1-3-8 | 14 | 5 |
| Sep 15, 2017 | Night | 7-4-1-7 | 19 | 1 |
| Sep 15, 2017 | Day | 4-7-6-9 | 26 | 8 |