The winning Michigan Daily 3 numbers for May 13, 1997 were: midday 1-8-8; evening 2-9-7.
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 13, 1997 | Evening | 2-9-7 | 18 | 9 |
| May 13, 1997 | Midday | 1-8-8 | 17 | 8 |
| May 12, 1997 | Evening | 5-0-1 | 6 | 6 |
| May 12, 1997 | Midday | 6-0-8 | 14 | 5 |
| May 10, 1997 | Evening | 9-9-2 | 20 | 2 |
| May 10, 1997 | Midday | 7-3-3 | 13 | 4 |
| May 9, 1997 | Evening | 9-7-2 | 18 | 9 |
| May 9, 1997 | Midday | 2-4-3 | 9 | 9 |
| May 8, 1997 | Evening | 3-0-0 | 3 | 3 |
| May 8, 1997 | Midday | 7-4-9 | 20 | 2 |
| May 7, 1997 | Evening | 6-7-8 | 21 | 3 |
| May 7, 1997 | Midday | 4-7-8 | 19 | 1 |