The winning Arkansas Cash 4 numbers for August 21, 2018 were: midday 8-9-2-8; evening 7-4-6-7.
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 |
|---|---|---|---|---|
| Aug 21, 2018 | Evening | 7-4-6-7 | 24 | 6 |
| Aug 21, 2018 | Midday | 8-9-2-8 | 27 | 9 |
| Aug 20, 2018 | Evening | 0-0-9-8 | 17 | 8 |
| Aug 20, 2018 | Midday | 0-6-1-3 | 10 | 1 |
| Aug 19, 2018 | Evening | 9-5-7-1 | 22 | 4 |
| Aug 18, 2018 | Evening | 7-7-9-6 | 29 | 2 |
| Aug 18, 2018 | Midday | 3-5-2-1 | 11 | 2 |
| Aug 17, 2018 | Evening | 6-7-8-4 | 25 | 7 |
| Aug 17, 2018 | Midday | 7-8-4-5 | 24 | 6 |
| Aug 16, 2018 | Evening | 8-4-3-2 | 17 | 8 |
| Aug 16, 2018 | Midday | 7-5-0-5 | 17 | 8 |
| Aug 15, 2018 | Evening | 4-5-0-8 | 17 | 8 |
| Aug 15, 2018 | Midday | 3-2-6-3 | 14 | 5 |