The winning Oregon Pick 4 numbers for August 20, 2015 were: midday 0-9-5-1; day 7-5-7-1; evening 5-9-2-7; night 4-8-8-1.
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).
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 20, 2015 | Night | 4-8-8-1 | 21 | 3 |
| Aug 20, 2015 | Evening | 5-9-2-7 | 23 | 5 |
| Aug 20, 2015 | Day | 7-5-7-1 | 20 | 2 |
| Aug 20, 2015 | Midday | 0-9-5-1 | 15 | 6 |
| Aug 19, 2015 | Night | 4-2-6-4 | 16 | 7 |
| Aug 19, 2015 | Evening | 0-7-0-6 | 13 | 4 |
| Aug 19, 2015 | Day | 1-4-4-9 | 18 | 9 |
| Aug 19, 2015 | Midday | 3-6-7-1 | 17 | 8 |
| Aug 18, 2015 | Night | 6-5-0-7 | 18 | 9 |
| Aug 18, 2015 | Evening | 0-1-5-3 | 9 | 9 |
| Aug 18, 2015 | Day | 8-8-8-1 | 25 | 7 |
| Aug 18, 2015 | Midday | 9-8-2-4 | 23 | 5 |
| Aug 17, 2015 | Night | 7-1-3-9 | 20 | 2 |
| Aug 17, 2015 | Evening | 8-8-9-8 | 33 | 6 |
| Aug 17, 2015 | Day | 1-2-9-7 | 19 | 1 |
| Aug 17, 2015 | Midday | 7-3-4-6 | 20 | 2 |
| Aug 16, 2015 | Night | 8-0-4-7 | 19 | 1 |
| Aug 16, 2015 | Evening | 1-1-3-1 | 6 | 6 |
| Aug 16, 2015 | Day | 3-8-3-6 | 20 | 2 |
| Aug 16, 2015 | Midday | 0-9-1-6 | 16 | 7 |
| Aug 15, 2015 | Night | 4-0-3-5 | 12 | 3 |
| Aug 15, 2015 | Evening | 6-9-0-8 | 23 | 5 |
| Aug 15, 2015 | Day | 9-0-1-5 | 15 | 6 |
| Aug 15, 2015 | Midday | 5-1-7-6 | 19 | 1 |
| Aug 14, 2015 | Night | 6-3-2-1 | 12 | 3 |
| Aug 14, 2015 | Evening | 8-8-7-7 | 30 | 3 |
| Aug 14, 2015 | Day | 9-3-2-1 | 15 | 6 |
| Aug 14, 2015 | Midday | 0-0-9-4 | 13 | 4 |