The winning Wisconsin Pick 3 numbers for May 20, 2011 were: single 9-5-9.
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).
| Date | Draw | Numbers | Sum | Root |
|---|---|---|---|---|
| May 20, 2011 | Single | 9-5-9 | 23 | 5 |
| May 19, 2011 | Single | 8-0-8 | 16 | 7 |
| May 18, 2011 | Single | 9-9-0 | 18 | 9 |
| May 17, 2011 | Single | 4-9-4 | 17 | 8 |
| May 16, 2011 | Single | 9-0-1 | 10 | 1 |
| May 15, 2011 | Single | 9-6-1 | 16 | 7 |
| May 14, 2011 | Single | 6-9-5 | 20 | 2 |