Convert Tablespoon (US) (tbsp) to Teaspoon (US) (tsp)

Category: Volume

3 tsp

1 tbsp = 3 tsp

High-precision rounding: 6 decimals


How to convert tablespoon (us) to teaspoon (us)

We convert by pivoting through the SI base unit for Volume and applying exact factors where applicable.

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Examples

Linear unit conversions use standardized factors; many are exact by definition (e.g., 1 in = 25.4 mm, 1 ft = 0.3048 m).

Common mistakes

  • Mixing US gallons (3.785 L) with Imperial gallons (4.546 L).
  • Assuming kitchen ‘cup’ equals the same volume in every country.

About Volume

Volume measures the space a substance occupies. SI uses cubic meters and liters; customary units like gallons, quarts, and pints persist in recipes, fuel, and containers. Accurate volume work often requires temperature and density considerations (e.g., for fuels).

About Tablespoon (US)

Tablespoon (US)

≈ 14.787 mL. Used for cooking, dosing syrups, and nutrition serving sizes.

History: Kitchen measures differ internationally; US tablespoon is larger than some Commonwealth equivalents.

About Teaspoon (US)

Teaspoon (US)

≈ 4.929 mL. Useful for small volumes and medication dosing. In lab contexts replaced by mL for clarity.

History: Evolved from household spoons; modern practice fixes approximate metric equivalents.

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