teaspoon (US) to tablespoon (US) converter

Convert teaspoon (US) to tablespoon (US) in the Cooking measures family. See a sample calculation, unit definitions, and the interactive converter.

Example conversion: 1 tsp

0.3333333333 tablespoon (US)

This example is calculated from the same unit registry used by the interactive converter.

Formula and unit definitions

Convert common cooking volume measures. Ingredient mass needs a recipe-specific density.

target value = source value × source factor ÷ target factor

Source unit: teaspoon (US) (tsp), factor 4.928921594, offset 0.

Target unit: tablespoon (US) (tbsp), factor 14.78676478, offset 0.

Open live converter ↗

Important note

The calculation is performed locally from the listed unit definitions. Display results are rounded for readability; high-precision and regulated work should use the governing standard and appropriate significant figures.

For high-precision, regulated or safety-critical use, check the underlying standard and its required precision. Historical and approximate units are identified in their names or family descriptions.

Browse this category ↗