How to Convert Fluid Ounces to Cups
To convert fluid ounces to cups, divide the value by 8.
The Formula
Cups = Fluid Ounces ÷ 8
Key Fact
1 cup = 8 fluid ounces
Tip: To convert cups back to fluid ounces, multiply by 8.
Fluid Ounces to Cups
Convert fluid ounces (fl oz) to cups (cup) with formulas, examples, and conversion tables.
fl oz
cup
1 fl oz = 0.125 cup
Full precision:0.125 cup
Step-by-Step Solution
To convert 1 fluid ounces to cups, we divide by 8 because one cup equals exactly 8 fluid ounces.
1 cup = 8 fluid ounces
Since there are 8 fluid ounces in every cup, we divide our value by this factor:
1 ÷ 8 = 0.125 cups
So 1 fluid ounces = 0.125 cups.
Quick check: 0.125 × 8 = 1 fluid ounces
Example Conversions
Example 1: 1 fl oz = 0.125 cup
1 ÷ 8 = 0.125
1 ÷ 8 = 0.125
Example 2: 5 fl oz = 0.625 cup
5 ÷ 8 = 0.625
5 ÷ 8 = 0.625
Example 3: 10 fl oz = 1.25 cup
10 ÷ 8 = 1.25
10 ÷ 8 = 1.25
Fluid Ounces to Cups Table
| Fluid Ounces | Cups |
|---|---|
| 1 fl oz | 0.125 cup |
| 2 fl oz | 0.25 cup |
| 5 fl oz | 0.625 cup |
| 10 fl oz | 1.25 cup |
| 20 fl oz | 2.5 cup |
| 25 fl oz | 3.125 cup |
| 50 fl oz | 6.25 cup |
| 100 fl oz | 12.5 cup |
| 250 fl oz | 31.25 cup |
| 500 fl oz | 62.5 cup |
| 1000 fl oz | 125 cup |
1 Fluid Ounce in Other Units
| Unit | 1 fl oz = |
|---|---|
| Fluid Ounces to Milliliters | 29.5735 mL |
| Fluid Ounces to Liters | 0.029573 L |
| Fluid Ounces to Deciliters | 0.29573 dL |
| Fluid Ounces to Centiliters | 2.9573 cL |
| Fluid Ounces to Teaspoons | 6 tsp |
| Fluid Ounces to Tablespoons | 2 tbsp |
| Fluid Ounces to Cups | 0.125 cup |
| Fluid Ounces to Pints | 0.0625 pt |
| Fluid Ounces to Quarts | 0.03125 qt |
| Fluid Ounces to Gallons | 0.0078125 gal |
| Fluid Ounces to Teaspoons (UK) | 4.996 tsp(UK) |
| Fluid Ounces to Tablespoons (UK) | 1.6653 tbsp(UK) |
| Fluid Ounces to Cups (UK) | 0.10408 cup(UK) |