16.5 gal ≈ 264 cup (Imperial; in US cups: 16.5 gal = 317.051 US cup). To convert gallons to cups, multiply by 16.000001: 16.5 × 16.000001 = 264.
How to convert gallons to cups
cup = gal × 16.000001
- 1 gal = 16.000001 cup (and 1 cup = 0.062499995 gal).
- Multiply the amount by the factor: 16.5 × 16.000001 = 264.
- Answer: 16.5 gal ≈ 264 cup (rounded to 6 significant figures).
Gallons to Cups table
| Gallons (gal) | Cups (cup) |
|---|---|
| 16 gal | 256 cup |
| 16.1 gal | 257.6 cup |
| 16.2 gal | 259.2 cup |
| 16.3 gal | 260.8 cup |
| 16.4 gal | 262.4 cup |
| 16.5 gal | 264 cup |
| 16.6 gal | 265.6 cup |
| 16.7 gal | 267.2 cup |
| 16.8 gal | 268.8 cup |
| 16.9 gal | 270.4 cup |
| 17 gal | 272 cup |
| gal | cup |
|---|---|
| 1 gal | 16 cup |
| 5 gal | 80 cup |
| 10 gal | 160 cup |
| 50 gal | 800 cup |
| 100 gal | 1,600 cup |
| 1,000 gal | 16,000 cup |
Good to know
The gal here is the Imperial (UK) gallon: 1 gal = 4.54609 L. A US gallon is 3.78541 L.
In US gallons: 16.5 US gal = 219.826 cup.
The cup here is the Imperial (UK) cup: 1 cup = 0.28413 L. A US cup is 0.236588 L.
In US cups: 16.5 gal = 317.051 US cup.