UK Fluid Ounces to UK Quarts (imp fl oz to imp qt) Converter
1 UK fluid ounce (imp fl oz) = 0.025 UK quarts (imp qt). To convert UK fluid ounces to UK quarts, multiply by 0.025: 25 imp fl oz × 0.025 = 0.625 imp qt.
Quick facts
- 1 imp fl oz = 0.025 imp qt
- 1 imp qt = 40 imp fl oz
- Formula: imp qt = imp fl oz × 0.025
- Quick estimate: multiply by about 0.025
How to convert UK fluid ounces to UK quarts
- Write down the number of UK fluid ounces you have.
- Multiply it by 0.025 (the number of UK quarts in one UK fluid ounce).
- Round the answer to a sensible number of decimal places.
Worked example: 25 imp fl oz × 0.025 = 0.625 imp qt.
To convert UK quarts back to UK fluid ounces, multiply by 40, or divide by 0.025.
Source: NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units).
UK Fluid Ounces to UK Quarts conversion table
| UK Fluid Ounces [imp fl oz] | UK Quarts [imp qt] |
|---|---|
| 0.01 imp fl oz | 0.00025 imp qt |
| 0.1 imp fl oz | 0.0025 imp qt |
| 1 imp fl oz | 0.025 imp qt |
| 2 imp fl oz | 0.05 imp qt |
| 3 imp fl oz | 0.075 imp qt |
| 5 imp fl oz | 0.125 imp qt |
| 10 imp fl oz | 0.25 imp qt |
| 20 imp fl oz | 0.5 imp qt |
| 50 imp fl oz | 1.25 imp qt |
| 100 imp fl oz | 2.5 imp qt |
| 1000 imp fl oz | 25 imp qt |
imp fl oz to imp qt chart from 1 to 100
- 1 imp fl oz 0.025 imp qt
- 2 imp fl oz 0.05 imp qt
- 3 imp fl oz 0.075 imp qt
- 4 imp fl oz 0.1 imp qt
- 5 imp fl oz 0.125 imp qt
- 6 imp fl oz 0.15 imp qt
- 7 imp fl oz 0.175 imp qt
- 8 imp fl oz 0.2 imp qt
- 9 imp fl oz 0.225 imp qt
- 10 imp fl oz 0.25 imp qt
- 11 imp fl oz 0.275 imp qt
- 12 imp fl oz 0.3 imp qt
- 13 imp fl oz 0.325 imp qt
- 14 imp fl oz 0.35 imp qt
- 15 imp fl oz 0.375 imp qt
- 16 imp fl oz 0.4 imp qt
- 17 imp fl oz 0.425 imp qt
- 18 imp fl oz 0.45 imp qt
- 19 imp fl oz 0.475 imp qt
- 20 imp fl oz 0.5 imp qt
- 25 imp fl oz 0.625 imp qt
- 30 imp fl oz 0.75 imp qt
- 35 imp fl oz 0.875 imp qt
- 40 imp fl oz 1 imp qt
- 45 imp fl oz 1.125 imp qt
- 50 imp fl oz 1.25 imp qt
- 55 imp fl oz 1.375 imp qt
- 60 imp fl oz 1.5 imp qt
- 65 imp fl oz 1.625 imp qt
- 70 imp fl oz 1.75 imp qt
- 75 imp fl oz 1.875 imp qt
- 80 imp fl oz 2 imp qt
- 85 imp fl oz 2.125 imp qt
- 90 imp fl oz 2.25 imp qt
- 95 imp fl oz 2.375 imp qt
- 100 imp fl oz 2.5 imp qt
UK Quarts to UK Fluid Ounces conversion table
| UK Quarts [imp qt] | UK Fluid Ounces [imp fl oz] |
|---|---|
| 0.01 imp qt | 0.4 imp fl oz |
| 0.1 imp qt | 4 imp fl oz |
| 1 imp qt | 40 imp fl oz |
| 2 imp qt | 80 imp fl oz |
| 3 imp qt | 120 imp fl oz |
| 5 imp qt | 200 imp fl oz |
| 10 imp qt | 400 imp fl oz |
| 20 imp qt | 800 imp fl oz |
| 50 imp qt | 2000 imp fl oz |
| 100 imp qt | 4000 imp fl oz |
| 1000 imp qt | 40000 imp fl oz |
UK Fluid Ounces vs UK Quarts
| UK Fluid Ounce | UK Quart | |
|---|---|---|
| Symbol | imp fl oz | imp qt |
| Equals | 1 imp fl oz = 0.025 imp qt | 1 imp qt = 40 imp fl oz |
What is a UK fluid ounce?
A UK imperial unit equal to 1/20 of an imperial pint (exactly 28.4130625 ml). Used in the UK and Canada on older recipes, drinks measures and some bottle labels.
What is a UK quart?
A UK imperial unit equal to 2 imperial pints. Found in older UK and Canadian recipes and measuring jugs.
When You Need to Convert UK Fluid Ounces to UK Quarts
UK fluid ounces are used mainly in the UK (pub pints, fuel economy in mpg) and older Canadian recipes, while UK quarts are used mainly in the UK (pub pints, fuel economy in mpg) and older Canadian recipes. Both units belong to the same family, so this conversion is mostly about changing scale to keep numbers readable.
How big is 1 imp fl oz compared with 1 imp qt?
1 imp fl oz is only 0.025 of 1 imp qt: you need 40 UK fluid ounces to make 1 imp qt, so the number gets smaller when you convert.
UK Fluid Ounces to UK Quarts without a calculator
- Or divide: divide by 40 (exact), which is often easier than multiplying by a small decimal.
Real-world imp fl oz to imp qt examples
| Example | UK Fluid Ounces | UK Quarts |
|---|---|---|
| One imperial pint | 20 imp fl oz | 0.5 imp qt |
| Half a pint | 10 imp fl oz | 0.25 imp qt |
| One imperial fluid ounce | 1 imp fl oz | 0.025 imp qt |
| An older recipe measure | 40 imp fl oz | 1 imp qt |
| Half an imperial gallon | 80 imp fl oz | 2 imp qt |
How exact is the imp fl oz to imp qt factor?
The factor is exact by definition, so any error comes only from rounding. Round the final answer, not the factor, and match the precision of the number you started with.
Mistakes to avoid
- This page uses the imperial (UK) measure. A US measure with the same name is smaller, so make sure your source is British or older Canadian.
What people convert next
Next, you might want us fluid ounces to uk quarts, uk fluid ounces to us quarts, uk quarts to liters and uk fluid ounces to milliliters. The full volume converter lists every unit.
On pakmath.com, the percentage calculator is a useful next step; our sister site Adzita has a calorie calculator.
Frequently asked questions
How many UK quarts are in a UK fluid ounce?
There are 0.025 UK quarts in 1 UK fluid ounce (1 imp fl oz = 0.025 imp qt).
How many UK fluid ounces are in a UK quart?
There are 40 UK fluid ounces in 1 UK quart (1 imp qt = 40 imp fl oz).
How do I convert UK fluid ounces to UK quarts?
Use imp qt = imp fl oz × 0.025. So 10 imp fl oz becomes 0.25 imp qt; for the reverse, multiply by 40.
What is 10 imp fl oz in UK quarts?
10 imp fl oz = 0.25 imp qt.
What is 100 imp fl oz in UK quarts?
100 imp fl oz = 2.5 imp qt.
Is the conversion exact?
Yes. The factor comes from the official definitions of both units (NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units)). Results are shown to up to 10 decimal places; round them to suit your purpose.
What is an easy way to convert UK fluid ounces to UK quarts?
Or divide: divide by 40 (exact), which is often easier than multiplying by a small decimal.
How many UK quarts is 10 imp fl oz (half a pint)?
10 imp fl oz = 0.25 imp qt.
How many UK fluid ounces is half an imperial gallon (2 imp qt)?
2 imp qt = 80 imp fl oz.
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