The winning Connecticut Play3 numbers for March 21, 2011 were: day 2-0-9; night 8-7-1.
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 21, 2011 | Night | 8-7-1 | 16 | 7 |
| Mar 21, 2011 | Day | 2-0-9 | 11 | 2 |
| Mar 20, 2011 | Night | 0-4-9 | 13 | 4 |
| Mar 20, 2011 | Day | 9-3-1 | 13 | 4 |
| Mar 19, 2011 | Night | 0-2-0 | 2 | 2 |
| Mar 19, 2011 | Day | 7-5-6 | 18 | 9 |
| Mar 18, 2011 | Night | 3-0-9 | 12 | 3 |
| Mar 18, 2011 | Day | 6-1-5 | 12 | 3 |
| Mar 17, 2011 | Night | 0-5-5 | 10 | 1 |
| Mar 17, 2011 | Day | 9-1-9 | 19 | 1 |
| Mar 16, 2011 | Night | 9-6-9 | 24 | 6 |
| Mar 16, 2011 | Day | 9-1-2 | 12 | 3 |
| Mar 15, 2011 | Night | 3-3-8 | 14 | 5 |
| Mar 15, 2011 | Day | 7-5-4 | 16 | 7 |