The winning Connecticut Play4 numbers for March 17, 2015 were: day 9-7-7-0; night 4-0-1-0.
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 |
|---|---|---|---|---|
| Mar 17, 2015 | Night | 4-0-1-0 | 5 | 5 |
| Mar 17, 2015 | Day | 9-7-7-0 | 23 | 5 |
| Mar 16, 2015 | Night | 0-0-9-8 | 17 | 8 |
| Mar 16, 2015 | Day | 7-4-3-2 | 16 | 7 |
| Mar 15, 2015 | Night | 0-1-7-6 | 14 | 5 |
| Mar 15, 2015 | Day | 5-9-2-3 | 19 | 1 |
| Mar 14, 2015 | Night | 3-6-9-9 | 27 | 9 |
| Mar 14, 2015 | Day | 8-5-9-2 | 24 | 6 |
| Mar 13, 2015 | Night | 1-1-4-3 | 9 | 9 |
| Mar 13, 2015 | Day | 0-8-7-1 | 16 | 7 |
| Mar 12, 2015 | Night | 0-7-5-9 | 21 | 3 |
| Mar 12, 2015 | Day | 2-9-1-2 | 14 | 5 |
| Mar 11, 2015 | Night | 8-7-8-8 | 31 | 4 |
| Mar 11, 2015 | Day | 4-1-0-9 | 14 | 5 |