Convert Tablespoons (US) to Teaspoons (US)
One tablespoon (US) equals 3 teaspoons (us). Type any value to convert tablespoons (us) to teaspoons (us) instantly — with a full reference table below.
Convert Tablespoons (US) to Teaspoons (US)
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How to convert Tablespoons (US) to Teaspoons (US)
To convert tablespoons (us) to teaspoons (us), multiply by 3. One tablespoon (US) equals 3 tsp, and one teaspoon (US) equals 0.333333 tbsp.
- Take the value in tablespoons (us) — for example 7.5 tbsp.
- Multiply by 3 (the number of teaspoons (us) in one tablespoon (US)).
- 7.5 × 3 = 22.5 tsp.
Quick mental estimate: Multiply the number of tablespoons (us) by 3 — that is exact.
Tablespoons (US) to Teaspoons (US) conversion table
| Tablespoons (US) | Teaspoons (US) |
|---|---|
| 1 tbsp | 3 tsp |
| 2 tbsp | 6 tsp |
| 3 tbsp | 9 tsp |
| 4 tbsp | 12 tsp |
| 5 tbsp | 15 tsp |
| 6 tbsp | 18 tsp |
| 8 tbsp | 24 tsp |
| 10 tbsp | 30 tsp |
| 12 tbsp | 36 tsp |
| 16 tbsp | 48 tsp |
| 20 tbsp | 60 tsp |
| 24 tbsp | 72 tsp |
| 32 tbsp | 96 tsp |
| 50 tbsp | 150 tsp |
| 100 tbsp | 300 tsp |
| Teaspoons (US) | Tablespoons (US) |
|---|---|
| 1 tsp | 0.333333 tbsp |
| 2 tsp | 0.666667 tbsp |
| 3 tsp | 1 tbsp |
| 4 tsp | 1.333333 tbsp |
| 5 tsp | 1.666667 tbsp |
| 6 tsp | 2 tbsp |
| 8 tsp | 2.666667 tbsp |
| 10 tsp | 3.333333 tbsp |
| 12 tsp | 4 tbsp |
| 16 tsp | 5.333333 tbsp |
| 20 tsp | 6.666667 tbsp |
| 24 tsp | 8 tbsp |
| 32 tsp | 10.66667 tbsp |
| 50 tsp | 16.66667 tbsp |
| 100 tsp | 33.33333 tbsp |
About converting Tablespoons (US) to Teaspoons (US)
Tablespoons (US) (tbsp) and Teaspoons (US) (tsp) are both units of volume. The exact factor is 1 tbsp = 3 tsp, so multiply by 3 to go from tablespoons (us) to teaspoons (us) (or divide to go back).
The conversion runs entirely in your browser. Need the reverse? Use the Teaspoons (US) to Tablespoons (US) converter, or the full unit converter for every unit at once.
Real-world volume in tablespoons (us) and teaspoons (us)
| Example | Tablespoons (US) | Teaspoons (US) |
|---|---|---|
| A medicine teaspoon dose | 0.33814 tbsp | 1.014421 tsp |
| A US soda can (12 fl oz) | 24 tbsp | 72 tsp |
| A wine bottle | 50.72103 tbsp | 152.1631 tsp |
| A US gallon of milk | 256 tbsp | 768 tsp |
| A typical car fuel tank | ≈ 3,381.402 tbsp | ≈ 10,144.21 tsp |
| A typical bathtub | ≈ 10,144.21 tbsp | ≈ 30,432.62 tsp |
“≈” marks typical values; the rest are defined or measured figures.
The units
Half a US fluid ounce, 14.78676478125 mL. (An Australian tablespoon is 20 mL.)
Used for: Recipes and medicine.
A third of a tablespoon, 4.92892159375 mL — medicine spoons round this to 5 mL.
Used for: Recipes and medicine doses.
US customary volumes are exact by definition: the US gallon is 231 cubic inches, which is exactly 3.785411784 litres.