Teaspoon (UK) to Tablespoon (UK) Converter

Volume Converter

40 units available

Decimals:

From

To

0.333333

1 tsp (UK) = 0.333333 tbsp (UK)

Formula:

tbsp (UK) = tsp (UK) × 0.3333333333

With your value: 1 tsp (UK) = 0.33333333 tbsp (UK)

How big is that?

Everyday references on a logarithmic scale, all expressed in teaspoon (uk) so you can sanity-check the result.

Soda can (1/18 your value)0.0557 tsp (UK)

Milk carton (1/5.9 your value)0.169 tsp (UK)

Your value1.00 tsp (UK)

Kitchen bucket (1.7× your value)1.69 tsp (UK)

Car fuel tank (8.4× your value)8.45 tsp (UK)

Bathtub (34× your value)33.8 tsp (UK)

Other Teaspoon (UK) to Tablespoon (UK) conversions

2 tsp (UK) to tbsp (UK)3 tsp (UK) to tbsp (UK)4 tsp (UK) to tbsp (UK)5 tsp (UK) to tbsp (UK)6 tsp (UK) to tbsp (UK)7 tsp (UK) to tbsp (UK)8 tsp (UK) to tbsp (UK)

Teaspoon (UK) to Tablespoon (UK) Conversion Table

Teaspoon (UK) (tsp (UK))	Tablespoon (UK) (tbsp (UK))
0.5	0.166667
1	0.333333
2	0.666667
5	1.666667
10	3.333333
15	5
20	6.666667
25	8.333333
50	16.666667
100	33.333333
250	83.333333
500	166.666667
1000	333.333333

Tablespoon (UK) to Teaspoon (UK) Conversion Table

Tablespoon (UK) (tbsp (UK))	Teaspoon (UK) (tsp (UK))
0.5	1.5
1	3
2	6
5	15
10	30
15	45
20	60
25	75
50	150
100	300
250	750
500	1,500
1000	3,000

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 (UK) (tsp (UK))

Volume

Exact conversion

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

Tablespoon (UK) (tbsp (UK))

Volume

Exact conversion

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 (UK) to Tablespoon (UK)

To convert from Teaspoon (UK) (tsp (UK)) to Tablespoon (UK) (tbsp (UK)), multiply the value by 0.3333333333.

Formula: tbsp (UK) = tsp (UK) × 0.3333333333

Reverse: tsp (UK) = tbsp (UK) × 3

Step-by-Step Example

Start with your value in Teaspoon (UK). For example: 5 tsp (UK)
Multiply by the conversion factor: 5 x 0.3333333333
The result is: 1.666667 tbsp (UK)

About Teaspoon (UK)

The teaspoon (uk) (tsp (UK)) is a unit of volume and capacity. One teaspoon (uk) equals 0.005919388021 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: volume calculations, engineering and science, education.

About Tablespoon (UK)

The tablespoon (uk) (tbsp (UK)) is a unit of volume and capacity. One tablespoon (uk) equals 0.01775816406 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: volume calculations, engineering and science, education.

Frequently Asked Questions

How many Tablespoon (UK) are in 1 Teaspoon (UK)?

There are exactly 0.3333333333 Tablespoon (UK) in 1 Teaspoon (UK). This means the conversion factor from Teaspoon (UK) to Tablespoon (UK) is 0.3333333333.

What is the formula to convert Teaspoon (UK) to Tablespoon (UK)?

The formula to convert Teaspoon (UK) to Tablespoon (UK) is: tbsp (UK) = tsp (UK) × 0.3333333333. For example, to convert 10 Teaspoon (UK) to Tablespoon (UK), you would multiply 10 by 0.3333333333.

What is a Teaspoon (UK)?