The winning Connecticut Play4 numbers for October 18, 2015 were: day 1-5-4-2; night 2-2-8-0.
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 |
|---|---|---|---|---|
| Oct 18, 2015 | Night | 2-2-8-0 | 12 | 3 |
| Oct 18, 2015 | Day | 1-5-4-2 | 12 | 3 |
| Oct 17, 2015 | Night | 4-8-8-1 | 21 | 3 |
| Oct 17, 2015 | Day | 7-2-4-4 | 17 | 8 |
| Oct 16, 2015 | Night | 4-3-9-6 | 22 | 4 |
| Oct 16, 2015 | Day | 4-2-8-4 | 18 | 9 |
| Oct 15, 2015 | Night | 0-3-0-4 | 7 | 7 |
| Oct 15, 2015 | Day | 0-4-1-7 | 12 | 3 |
| Oct 14, 2015 | Night | 8-5-1-1 | 15 | 6 |
| Oct 14, 2015 | Day | 6-7-8-4 | 25 | 7 |
| Oct 13, 2015 | Night | 8-1-4-3 | 16 | 7 |
| Oct 13, 2015 | Day | 7-5-4-6 | 22 | 4 |
| Oct 12, 2015 | Night | 5-0-1-9 | 15 | 6 |
| Oct 12, 2015 | Day | 2-3-9-7 | 21 | 3 |