The winning Wisconsin Pick 4 numbers for May 4, 2021 were: midday 2-1-6-8; evening 3-6-6-5.
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 |
|---|---|---|---|---|
| May 4, 2021 | Evening | 3-6-6-5 | 20 | 2 |
| May 4, 2021 | Midday | 2-1-6-8 | 17 | 8 |
| May 3, 2021 | Evening | 0-6-7-5 | 18 | 9 |
| May 3, 2021 | Midday | 4-8-4-4 | 20 | 2 |
| May 2, 2021 | Evening | 7-2-5-4 | 18 | 9 |
| May 2, 2021 | Midday | 5-4-7-5 | 21 | 3 |
| May 1, 2021 | Evening | 6-9-6-9 | 30 | 3 |
| May 1, 2021 | Midday | 5-7-7-6 | 25 | 7 |
| Apr 30, 2021 | Evening | 4-7-3-5 | 19 | 1 |
| Apr 30, 2021 | Midday | 6-8-3-4 | 21 | 3 |
| Apr 29, 2021 | Evening | 6-8-7-4 | 25 | 7 |
| Apr 29, 2021 | Midday | 2-7-2-9 | 20 | 2 |
| Apr 28, 2021 | Evening | 5-9-3-6 | 23 | 5 |
| Apr 28, 2021 | Midday | 2-7-0-5 | 14 | 5 |