20 Fluid Dram (UK) to Fluid Ounce (US)
Quick answer
20 Fluid Dram (UK) (fl dr (UK)) equals
2.401899 fl oz
To convert 20 Fluid Dram (UK)s to Fluid Ounce (US)s, multiply by 0.1200949407. Therefore, 20 Fluid Dram (UK) (fl dr (UK)) equals 2.401899 Fluid Ounce (US) (fl oz).
Formula: fl oz = fl dr (UK) × 0.1200949407. Calculation: 20 × 0.1200949407 = 2.401899 fl oz.
Convert Fluid Dram (UK) (fl dr (UK)) to Fluid Ounce (US) (fl oz) online with our free unit converter. In volume, 1 fl dr (UK) = 0.120095 fl oz. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Fluid Dram (UK) to Fluid Ounce (US)
- Step 1 — start with the formula. fl oz = fl dr (UK) × 0.1200949407
- Step 2 — substitute your figure. 20 fl dr (UK) × 0.1200949407
- Step 3 — read the result. 20 fl dr (UK) = 2.401899 fl oz
- Step 4 — check it in reverse. fl dr (UK) = fl oz × 8.3267454392 returns 20 fl dr (UK), which matches the figure you started with.
Volume Converter
40 units available
20 fl dr (UK) = 2.401899 fl oz
Formula:
fl oz = fl dr (UK) × 0.1200949407With your value: 20 fl dr (UK) = 2.40189881 fl oz
How big is that?
Everyday references on a logarithmic scale, all expressed in fluid dram (uk) so you can sanity-check the result.
Other Fluid Dram (UK) to Fluid Ounce (US) conversions
Fluid Dram (UK) to Fluid Ounce (US) Conversion Table
| Fluid Dram (UK) (fl dr (UK)) | Fluid Ounce (US) (fl oz) |
|---|---|
| 0.5 | 0.060047 |
| 1 | 0.120095 |
| 2 | 0.24019 |
| 5 | 0.600475 |
| 10 | 1.200949 |
| 15 | 1.801424 |
| 20 | 2.401899 |
| 25 | 3.002374 |
| 50 | 6.004747 |
| 100 | 12.009494 |
| 250 | 30.023735 |
| 500 | 60.04747 |
| 1000 | 120.094941 |
Fluid Ounce (US) to Fluid Dram (UK) Conversion Table
| Fluid Ounce (US) (fl oz) | Fluid Dram (UK) (fl dr (UK)) |
|---|---|
| 0.5 | 4.163373 |
| 1 | 8.326745 |
| 2 | 16.653491 |
| 5 | 41.633727 |
| 10 | 83.267454 |
| 15 | 124.901182 |
| 20 | 166.534909 |
| 25 | 208.168636 |
| 50 | 416.337272 |
| 100 | 832.674544 |
| 250 | 2,081.68636 |
| 500 | 4,163.37272 |
| 1000 | 8,326.745439 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Fluid Dram (UK) (fl dr (UK))
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Fluid Ounce (US) (fl oz)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Fluid Dram (UK) to Fluid Ounce (US)
To convert from Fluid Dram (UK) (fl dr (UK)) to Fluid Ounce (US) (fl oz), multiply the value by 0.1200949407.
Formula: fl oz = fl dr (UK) × 0.1200949407
Reverse: fl dr (UK) = fl oz × 8.3267454392
Step-by-Step Example
- Start with your value in Fluid Dram (UK). For example: 5 fl dr (UK)
- Multiply by the conversion factor: 5 x 0.1200949407
- The result is: 0.600475 fl oz
Fluid Dram (UK) and Fluid Ounce (US) Relationship
This calculation facilitates standardized conversion between recognized units of volume. Since 1 Fluid Dram (UK) represents a fraction of a Fluid Ounce (US) (1 Fluid Ounce (US) ≈ 8.3267 Fluid Dram (UK)s), the Fluid Ounce (US) is the larger measurement interval. Understanding the relationship between Fluid Dram (UK) and Fluid Ounce (US) is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Fluid Dram (UK)
The Fluid Dram (UK) (symbol: fl dr (UK)) is a recognized unit in the Standard measurement framework, utilized within volume applications for precision and standardized data representation.
Common uses of Fluid Dram (UK): volume calculations, engineering and science, education.
About Fluid Ounce (US)
The US fluid ounce equals approximately 29.57 mL. It is commonly used for beverage and liquid measurements.
Common uses of Fluid Ounce (US): beverages, cooking, cocktails.
Frequently Asked Questions
- What is 20 Fluid Dram (UK) in Fluid Ounce (US)?
- 20 Fluid Dram (UK) equals 2.401899 Fluid Ounce (US).
- How many Fluid Ounce (US)s are in 1 Fluid Dram (UK)?
- There are exactly 0.1200949407 Fluid Ounce (US)s in 1 Fluid Dram (UK). This means the conversion factor from Fluid Dram (UK) to Fluid Ounce (US) is 0.1200949407.
- What is the formula to convert Fluid Dram (UK) to Fluid Ounce (US)?
- The formula to convert Fluid Dram (UK) to Fluid Ounce (US) is: fl oz = fl dr (UK) × 0.1200949407. For example, to convert 10 Fluid Dram (UK)s to Fluid Ounce (US)s, you would multiply 10 by 0.1200949407.
- What is a Fluid Dram (UK)?
- The Fluid Dram (UK) (symbol: fl dr (UK)) is a recognized unit in the Standard measurement framework, utilized within volume applications for precision and standardized data representation.
- What is a Fluid Ounce (US)?
- The US fluid ounce equals approximately 29.57 mL. It is commonly used for beverage and liquid measurements.
- What are the common uses of Fluid Dram (UK)?
- The Fluid Dram (UK) is commonly used in volume calculations, engineering and science, education.
Related Volume Conversions
Cite this page
UnitConvertLab. (2026). 20 Fluid Dram (UK) to Fluid Ounce (US). UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/20-dram_uk-to-fluid_ounce_us