Cup (UK) to Teaspoon (US) Converter

Volume Converter

40 units available

Decimals:

From

To

57.645596

1 cup (UK) = 57.645596 tsp

Formula:

tsp = cup (UK) × 57.6455964242

With your value: 1 cup (UK) = 57.64559642 tsp

How big is that?

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

Milk carton (1/2.8e+2 your value)0.00352 cup (UK)

Kitchen bucket (1/28 your value)0.0352 cup (UK)

Car fuel tank (1/5.7 your value)0.176 cup (UK)

Bathtub (1/1.4 your value)0.704 cup (UK)

Your value1.00 cup (UK)

Hot tub (5.3× your value)5.28 cup (UK)

Other Cup (UK) to Teaspoon (US) conversions

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

Cup (UK) to Teaspoon (US) Conversion Table

Cup (UK) (cup (UK))	Teaspoon (US) (tsp)
0.5	28.822798
1	57.645596
2	115.291193
5	288.227982
10	576.455964
15	864.683946
20	1,152.911928
25	1,441.139911
50	2,882.279821
100	5,764.559642
250	14,411.399106
500	28,822.798212
1000	57,645.596424

Teaspoon (US) to Cup (UK) Conversion Table

Teaspoon (US) (tsp)	Cup (UK) (cup (UK))
0.5	0.008674
1	0.017347
2	0.034695
5	0.086737
10	0.173474
15	0.260211
20	0.346948
25	0.433684
50	0.867369
100	1.734738
250	4.336845
500	8.673689
1000	17.347379

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.

Cup (UK) (cup (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

Teaspoon (US) (tsp)

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 Cup (UK) to Teaspoon (US)

To convert from Cup (UK) (cup (UK)) to Teaspoon (US) (tsp), multiply the value by 57.6455964242.

Formula: tsp = cup (UK) × 57.6455964242

Reverse: cup (UK) = tsp × 0.0173473788

Step-by-Step Example

Start with your value in Cup (UK). For example: 5 cup (UK)
Multiply by the conversion factor: 5 x 57.6455964242
The result is: 288.227982 tsp

About Cup (UK)

The cup (uk) (cup (UK)) is a unit of volume and capacity. One cup (uk) equals 0.284130625 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 Teaspoon (US)

The US teaspoon equals approximately 4.93 mL. It is one of the most common cooking measurements.

Common uses: cooking, medicine dosage, baking.

Frequently Asked Questions

How many Teaspoon (US) are in 1 Cup (UK)?

There are exactly 57.6455964242 Teaspoon (US) in 1 Cup (UK). This means the conversion factor from Cup (UK) to Teaspoon (US) is 57.6455964242.

What is the formula to convert Cup (UK) to Teaspoon (US)?

The formula to convert Cup (UK) to Teaspoon (US) is: tsp = cup (UK) × 57.6455964242. For example, to convert 10 Cup (UK) to Teaspoon (US), you would multiply 10 by 57.6455964242.

What is a Cup (UK)?