3.78 fl oz ≈ 0.393438 cup (Imperial; in US cups: 3.78 fl oz = 0.4725 US cup). To convert fluid ounces to cups, multiply by 0.10408423: 3.78 × 0.10408423 = 0.393438.
How to convert fluid ounces to cups
cup = fl oz × 0.10408423
- 1 fl oz = 0.10408423 cup (and 1 cup = 9.6076036 fl oz).
- Multiply the amount by the factor: 3.78 × 0.10408423 = 0.393438.
- Answer: 3.78 fl oz ≈ 0.393438 cup (rounded to 6 significant figures).
Fluid Ounces to Cups table
| Fluid Ounces (fl oz) | Cups (cup) |
|---|---|
| 3.73 fl oz | 0.388234 cup |
| 3.74 fl oz | 0.389275 cup |
| 3.75 fl oz | 0.390316 cup |
| 3.76 fl oz | 0.391357 cup |
| 3.77 fl oz | 0.392398 cup |
| 3.78 fl oz | 0.393438 cup |
| 3.79 fl oz | 0.394479 cup |
| 3.8 fl oz | 0.39552 cup |
| 3.81 fl oz | 0.396561 cup |
| 3.82 fl oz | 0.397602 cup |
| 3.83 fl oz | 0.398643 cup |
| fl oz | cup |
|---|---|
| 1 fl oz | 0.104084 cup |
| 5 fl oz | 0.520421 cup |
| 10 fl oz | 1.0408 cup |
| 50 fl oz | 5.2042 cup |
| 100 fl oz | 10.4084 cup |
| 1,000 fl oz | 104.084 cup |
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: 3.78 fl oz = 0.4725 US cup.
1 fl oz here is the US fluid ounce (29.5735 mL); a UK fluid ounce is 28.4131 mL.