21 US customary teaspoons in UK tablespoons

Conversion

21 US customary teaspoons is equivalent to 6.90049023125 UK tablespoons.^[1]

Conversion formula
How to convert 21 US customary teaspoons to UK tablespoons?

We know (by definition) that: $1 usteaspoon \approx 0.328594772916667 brtablespoon$

We can set up a proportion to solve for the number of UK tablespoons.

\frac{1 usteaspoon}{21 usteaspoon} \approx \frac{0.328594772916667 brtablespoon}{x brtablespoon}

Now, we cross multiply to solve for our unknown $x$ :

x brtablespoon \approx \frac{21 usteaspoon}{1 usteaspoon} * 0.328594772916667 brtablespoon \to x brtablespoon \approx 6.900490231250007 brtablespoon

Conclusion: $21 usteaspoon \approx 6.900490231250007 brtablespoon$

21 US customary teaspoons is equivalent to 6.90049023125 UK tablespoons

Conversion in the opposite direction

The inverse of the conversion factor is that 1 UK tablespoon is equal to 0.144917240150756 times 21 US customary teaspoons.

It can also be expressed as: 21 US customary teaspoons is equal to $\frac{1}{0.144917240150756}$ UK tablespoons.

Approximation

An approximate numerical result would be: twenty-one US customary teaspoons is about six point nine zero UK tablespoons, or alternatively, a UK tablespoon is about zero point one four times twenty-one US customary teaspoons.

Units involved

This is how the units in this conversion are defined:

Us Customary Teaspoons

"In the United States one teaspoon as a unit of culinary measure is 1⁄3 tablespoon, that is, 4.92892159375 ml; it is exactly 1 1⁄3 US fluid drams, 1⁄6 US fl oz, 1⁄48 US cup, and 1⁄768 US liquid gallon and 77⁄256 or 0.30078125 cubic inches. For nutritional labeling on food packages in the US, the teaspoon is defined as precisely 5 ml."

Wikipedia page of US customary teaspoons

Uk Tablespoons

"A tablespoon is a large spoon used for serving or eating. In many English-speaking regions, the term now refers to a large spoon used for serving, however, in some regions, including parts of Canada, it is the largest type of spoon used for eating. By extension, the term is used as a measure of volume in cooking. The unit of measurement varies by region: a United Kingdom tablespoon is exactly 15 ml (0.51 US fl oz)."

Wikipedia page of UK tablespoons

Footnotes

[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.

Conversion

Conversion formula How to convert 21 US customary teaspoons to UK tablespoons?

Conversion in the opposite direction

Approximation

Conversion formula
How to convert 21 US customary teaspoons to UK tablespoons?