The winning Michigan Daily 3 numbers for March 21, 1998 were: midday 7-6-4; evening 9-0-7.
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 |
|---|---|---|---|---|
| Mar 21, 1998 | Evening | 9-0-7 | 16 | 7 |
| Mar 21, 1998 | Midday | 7-6-4 | 17 | 8 |
| Mar 20, 1998 | Evening | 7-7-8 | 22 | 4 |
| Mar 20, 1998 | Midday | 6-8-4 | 18 | 9 |
| Mar 19, 1998 | Evening | 6-5-7 | 18 | 9 |
| Mar 19, 1998 | Midday | 2-9-5 | 16 | 7 |
| Mar 18, 1998 | Evening | 1-4-2 | 7 | 7 |
| Mar 18, 1998 | Midday | 8-0-7 | 15 | 6 |
| Mar 17, 1998 | Evening | 8-6-2 | 16 | 7 |
| Mar 17, 1998 | Midday | 9-6-3 | 18 | 9 |
| Mar 16, 1998 | Evening | 9-2-2 | 13 | 4 |
| Mar 16, 1998 | Midday | 3-0-8 | 11 | 2 |