18 Teaspoon (US) to Fluid Dram (UK)
Quick answer
18 Teaspoon (US) (tsp) equals
24.980236 fl dr (UK)
To convert 18 Teaspoon (US)s to Fluid Dram (UK)s, multiply by 1.3877909065. Therefore, 18 Teaspoon (US) (tsp) equals 24.980236 Fluid Dram (UK) (fl dr (UK)).
Formula: fl dr (UK) = tsp × 1.3877909065. Calculation: 18 × 1.3877909065 = 24.980236 fl dr (UK).
Convert Teaspoon (US) (tsp) to Fluid Dram (UK) (fl dr (UK)) online with our free unit converter. In volume, 1 tsp = 1.387791 fl dr (UK). Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Teaspoon (US) to Fluid Dram (UK)
- Step 1 — start with the formula. fl dr (UK) = tsp × 1.3877909065
- Step 2 — substitute your figure. 18 tsp × 1.3877909065
- Step 3 — read the result. 18 tsp = 24.980236 fl dr (UK)
- Step 4 — check it in reverse. tsp = fl dr (UK) × 0.7205696444 returns 18 tsp, which matches the figure you started with.
Volume Converter
40 units available
18 tsp = 24.980236 fl dr (UK)
Formula:
fl dr (UK) = tsp × 1.3877909065With your value: 18 tsp = 24.98023632 fl dr (UK)
How big is that?
Everyday references on a logarithmic scale, all expressed in teaspoon (us) so you can sanity-check the result.
Other Teaspoon (US) to Fluid Dram (UK) conversions
Teaspoon (US) to Fluid Dram (UK) Conversion Table
| Teaspoon (US) (tsp) | Fluid Dram (UK) (fl dr (UK)) |
|---|---|
| 0.5 | 0.693895 |
| 1 | 1.387791 |
| 2 | 2.775582 |
| 5 | 6.938955 |
| 10 | 13.877909 |
| 15 | 20.816864 |
| 20 | 27.755818 |
| 25 | 34.694773 |
| 50 | 69.389545 |
| 100 | 138.779091 |
| 250 | 346.947727 |
| 500 | 693.895453 |
| 1000 | 1,387.790907 |
Fluid Dram (UK) to Teaspoon (US) Conversion Table
| Fluid Dram (UK) (fl dr (UK)) | Teaspoon (US) (tsp) |
|---|---|
| 0.5 | 0.360285 |
| 1 | 0.72057 |
| 2 | 1.441139 |
| 5 | 3.602848 |
| 10 | 7.205696 |
| 15 | 10.808545 |
| 20 | 14.411393 |
| 25 | 18.014241 |
| 50 | 36.028482 |
| 100 | 72.056964 |
| 250 | 180.142411 |
| 500 | 360.284822 |
| 1000 | 720.569644 |
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.
Teaspoon (US) (tsp)
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 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
How to Convert Teaspoon (US) to Fluid Dram (UK)
To convert from Teaspoon (US) (tsp) to Fluid Dram (UK) (fl dr (UK)), multiply the value by 1.3877909065.
Formula: fl dr (UK) = tsp × 1.3877909065
Reverse: tsp = fl dr (UK) × 0.7205696444
Step-by-Step Example
- Start with your value in Teaspoon (US). For example: 5 tsp
- Multiply by the conversion factor: 5 x 1.3877909065
- The result is: 6.938955 fl dr (UK)
Teaspoon (US) and Fluid Dram (UK) Relationship
This calculation facilitates standardized conversion between recognized units of volume. Since 1 Teaspoon (US) equals approximately 1.3878 Fluid Dram (UK)s, the Teaspoon (US) represents a larger unit interval than the Fluid Dram (UK). Understanding the relationship between Teaspoon (US) and Fluid Dram (UK) is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Teaspoon (US)
The US teaspoon equals approximately 4.93 mL. It is one of the most common cooking measurements.
Common uses of Teaspoon (US): cooking, medicine dosage, baking.
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.
Frequently Asked Questions
- What is 18 Teaspoon (US) in Fluid Dram (UK)?
- 18 Teaspoon (US) equals 24.980236 Fluid Dram (UK).
- How many Fluid Dram (UK)s are in 1 Teaspoon (US)?
- There are exactly 1.3877909065 Fluid Dram (UK)s in 1 Teaspoon (US). This means the conversion factor from Teaspoon (US) to Fluid Dram (UK) is 1.3877909065.
- What is the formula to convert Teaspoon (US) to Fluid Dram (UK)?
- The formula to convert Teaspoon (US) to Fluid Dram (UK) is: fl dr (UK) = tsp × 1.3877909065. For example, to convert 10 Teaspoon (US)s to Fluid Dram (UK)s, you would multiply 10 by 1.3877909065.
- What is a Teaspoon (US)?
- The US teaspoon equals approximately 4.93 mL. It is one of the most common cooking measurements.
- 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 are the common uses of Teaspoon (US)?
- The Teaspoon (US) is commonly used in cooking, medicine dosage, baking.
Related Volume Conversions
Cite this page
UnitConvertLab. (2026). 18 Teaspoon (US) to Fluid Dram (UK). UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/18-teaspoon_us-to-dram_uk