338 cup ≈ 21.125 gal (Imperial; in US gallons: 338 cup = 25.3701 US gal). To convert cups to gallons, multiply by 0.062499995: 338 × 0.062499995 = 21.125.
How to convert cups to gallons
gal = cup × 0.062499995
- 1 cup = 0.062499995 gal (and 1 gal = 16.000001 cup).
- Multiply the amount by the factor: 338 × 0.062499995 = 21.125.
- Answer: 338 cup ≈ 21.125 gal (rounded to 6 significant figures).
Cups to Gallons table
| Cups (cup) | Gallons (gal) |
|---|---|
| 333 cup | 20.8125 gal |
| 334 cup | 20.875 gal |
| 335 cup | 20.9375 gal |
| 336 cup | 21 gal |
| 337 cup | 21.0625 gal |
| 338 cup | 21.125 gal |
| 339 cup | 21.1875 gal |
| 340 cup | 21.25 gal |
| 341 cup | 21.3125 gal |
| 342 cup | 21.375 gal |
| 343 cup | 21.4375 gal |
| cup | gal |
|---|---|
| 1 cup | 0.0625 gal |
| 5 cup | 0.3125 gal |
| 10 cup | 0.625 gal |
| 50 cup | 3.125 gal |
| 100 cup | 6.25 gal |
| 1,000 cup | 62.5 gal |
Good to know
The cup here is the Imperial (UK) cup: 1 cup = 0.28413 L. A US cup is 0.236588 L.
In US cups: 338 US cup = 17.5903 gal.
The gal here is the Imperial (UK) gallon: 1 gal = 4.54609 L. A US gallon is 3.78541 L.
In US gallons: 338 cup = 25.3701 US gal.