Convert Tablespoon (UK) (tbsp (UK)) to Teaspoon (US) (tsp (US)) instantly.
Tablespoon (UK) to Teaspoon (US) conversion
1 Tablespoon (UK) (tbsp (UK)) = 3.6028571 Teaspoon (US) (tsp (US)). To convert Tablespoon (UK) to Teaspoon (US), multiply the value by 3.6028571.
| Tablespoon (UK) (tbsp (UK)) | Teaspoon (US) (tsp (US)) |
|---|---|
| 1 | 3.6028571 |
| 2 | 7.2057141 |
| 5 | 18.014285 |
| 10 | 36.028571 |
| 25 | 90.071427 |
| 50 | 180.14285 |
| 100 | 360.28571 |
| 1000 | 3602.8571 |
Frequently asked questions
How many Teaspoon (US) are in one Tablespoon (UK)?
One Tablespoon (UK) (tbsp (UK)) equals 3.6028571 Teaspoon (US) (tsp (US)).
How do I convert Tablespoon (UK) to Teaspoon (US)?
To convert Tablespoon (UK) to Teaspoon (US), multiply the value by 3.6028571.
What is 10 Tablespoon (UK) in Teaspoon (US)?
10 Tablespoon (UK) = 36.028571 Teaspoon (US).
About these units
Tablespoon (UK) (tbsp (UK))
The UK tablespoon traditionally equals 15 mL, though older definitions ranged from 17.7 to 25 mL depending on period and context. In modern British cooking, the tablespoon is standardized at 15 mL, aligning it with the metric tablespoon used in many countries. This measure remains essential in culinary arts for oils, spices, flavorings, and liquid ingredients, demonstrating how some units survive because of convenience and cultural familiarity, even in highly metricized societies.
Teaspoon (US) (tsp (US))
The US teaspoon equals 4.92892 mL, though rounded to 5 mL in most practical applications. Before standardization, teaspoon sizes varied widely across households and manufacturers. With the rise of packaged foods, pharmaceuticals, and industrial recipes, the US standardized teaspoon values brought consistency to cooking and medicine. Today, the teaspoon remains the most common household unit for measuring small amounts—especially spices, extracts, and medicines.