Convert fluid ounce (us)s to cup (us customary)s
1 fl oz = 0.125 cup — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.125cup
As a fraction: 1/8
1 fl oz = 0.125 cup
How to convert fluid ounce (us)s to cup (us customary)s
Multiply the number of fluid ounce (us)s by 0.125 to get cup (us customary)s.
The exact factor is 0.125 — as a fraction, 1/8.
Fluid ounce (US) to Cup (US customary) conversion table
| Fluid ounce (US)s (fl oz) | Cup (US customary)s (cup) |
|---|---|
| 1 fl oz | 0.125 |
| 2 fl oz | 0.25 |
| 3 fl oz | 0.375 |
| 5 fl oz | 0.625 |
| 10 fl oz | 1.25 |
| 20 fl oz | 2.5 |
| 25 fl oz | 3.125 |
| 50 fl oz | 6.25 |
| 100 fl oz | 12.5 |
| 250 fl oz | 31.25 |
| 500 fl oz | 62.5 |
| 1000 fl oz | 125 |
Cup (US customary) to Fluid ounce (US) conversion table
| Cup (US customary)s (cup) | Fluid ounce (US)s (fl oz) |
|---|---|
| 1 cup | 8 |
| 2 cup | 16 |
| 3 cup | 24 |
| 5 cup | 40 |
| 10 cup | 80 |
| 20 cup | 160 |
| 25 cup | 200 |
| 50 cup | 400 |
| 100 cup | 800 |
| 250 cup | 2000 |
| 500 cup | 4000 |
| 1000 cup | 8000 |
Frequently asked
How many cup (us customary)s are in a fluid ounce (us)?
One fluid ounce (us) equals 0.125 cup (us customary)s (fl oz → cup). That figure is exact, not rounded.
How do you convert fluid ounce (us)s to cup (us customary)s?
Multiply the number of fluid ounce (us)s by 0.125 to get cup (us customary)s.
What is 1 cup in fluid ounce (us)s?
One cup (us customary) is 8 fluid ounce (us)s.
What is 10 fl oz in cup?
10 fl oz = 1.25 cup.