840 gal ≈ 13,440 cup (Imperial; in US cups: 840 gal = 16,140.8 US cup). To convert gallons to cups, multiply by 16.000001: 840 × 16.000001 = 13,440.
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: 840 × 16.000001 = 13,440.
- Answer: 840 gal ≈ 13,440 cup (rounded to 6 significant figures).
Gallons to Cups table
| Gallons (gal) | Cups (cup) |
|---|---|
| 835 gal | 13,360 cup |
| 836 gal | 13,376 cup |
| 837 gal | 13,392 cup |
| 838 gal | 13,408 cup |
| 839 gal | 13,424 cup |
| 840 gal | 13,440 cup |
| 841 gal | 13,456 cup |
| 842 gal | 13,472 cup |
| 843 gal | 13,488 cup |
| 844 gal | 13,504 cup |
| 845 gal | 13,520 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: 840 US gal = 11,191.1 cup.
The cup here is the Imperial (UK) cup: 1 cup = 0.28413 L. A US cup is 0.236588 L.
In US cups: 840 gal = 16,140.8 US cup.