The winning Connecticut Play4 numbers for March 5, 2021 were: day 4-2-3-1; night 5-3-1-6.
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 5, 2021 | Night | 5-3-1-6 | 15 | 6 |
| Mar 5, 2021 | Day | 4-2-3-1 | 10 | 1 |
| Mar 4, 2021 | Night | 1-3-9-4 | 17 | 8 |
| Mar 4, 2021 | Day | 5-5-7-9 | 26 | 8 |
| Mar 3, 2021 | Night | 4-0-8-0 | 12 | 3 |
| Mar 3, 2021 | Day | 0-4-1-4 | 9 | 9 |
| Mar 2, 2021 | Night | 4-0-2-8 | 14 | 5 |
| Mar 2, 2021 | Day | 4-2-9-8 | 23 | 5 |
| Mar 1, 2021 | Night | 3-0-7-8 | 18 | 9 |
| Mar 1, 2021 | Day | 5-1-6-9 | 21 | 3 |
| Feb 28, 2021 | Night | 7-4-0-9 | 20 | 2 |
| Feb 28, 2021 | Day | 5-5-4-9 | 23 | 5 |
| Feb 27, 2021 | Night | 7-4-5-6 | 22 | 4 |
| Feb 27, 2021 | Day | 1-0-7-8 | 16 | 7 |