The winning Wisconsin Pick 3 numbers for March 21, 2021 were: midday 3-3-3; evening 8-5-9.
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 |
|---|---|---|---|---|
| Mar 21, 2021 | Evening | 8-5-9 | 22 | 4 |
| Mar 21, 2021 | Midday | 3-3-3 | 9 | 9 |
| Mar 20, 2021 | Evening | 1-1-6 | 8 | 8 |
| Mar 20, 2021 | Midday | 4-8-7 | 19 | 1 |
| Mar 19, 2021 | Evening | 6-1-5 | 12 | 3 |
| Mar 19, 2021 | Midday | 8-3-9 | 20 | 2 |
| Mar 18, 2021 | Evening | 8-5-9 | 22 | 4 |
| Mar 18, 2021 | Midday | 1-6-8 | 15 | 6 |
| Mar 17, 2021 | Evening | 1-7-1 | 9 | 9 |
| Mar 17, 2021 | Midday | 2-4-6 | 12 | 3 |
| Mar 16, 2021 | Evening | 2-0-2 | 4 | 4 |
| Mar 16, 2021 | Midday | 0-2-3 | 5 | 5 |
| Mar 15, 2021 | Evening | 0-0-6 | 6 | 6 |
| Mar 15, 2021 | Midday | 3-8-1 | 12 | 3 |