2.1 gal ≈ 33.6 cup (Imperial; in US cups: 2.1 gal = 40.3519 US cup). To convert gallons to cups, multiply by 16.000001: 2.1 × 16.000001 = 33.6.
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: 2.1 × 16.000001 = 33.6.
- Answer: 2.1 gal ≈ 33.6 cup (rounded to 6 significant figures).
Gallons to Cups table
| Gallons (gal) | Cups (cup) |
|---|---|
| 1.6 gal | 25.6 cup |
| 1.7 gal | 27.2 cup |
| 1.8 gal | 28.8 cup |
| 1.9 gal | 30.4 cup |
| 2 gal | 32 cup |
| 2.1 gal | 33.6 cup |
| 2.2 gal | 35.2 cup |
| 2.3 gal | 36.8 cup |
| 2.4 gal | 38.4 cup |
| 2.5 gal | 40 cup |
| 2.6 gal | 41.6 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: 2.1 US gal = 27.9779 cup.
The cup here is the Imperial (UK) cup: 1 cup = 0.28413 L. A US cup is 0.236588 L.
In US cups: 2.1 gal = 40.3519 US cup.