Convert US tablespoons to US teaspoons
1 US tablespoon is 3 tsp. One US tablespoon is exactly 3 US teaspoons.
One US tablespoon is 3 US teaspoons. To convert US tablespoons to US teaspoons, multiply by 3; to go the other way, divide by 3 or multiply by 0.33333333. The factor is exact rather than rounded: it follows from NIST Handbook 130. Three teaspoons, about 14.79 ml.
Factor checked against the defining standard · How we check
- US tablespoons × 3
1 * 33 tsp
1 US tablespoon in every volume unit
| Unit | Value | Exact factor |
|---|---|---|
| US teaspoons | 3 tsp | × 3 |
| US tablespoons (as entered) | 1 tbsp | — |
| US fluid ounces | 0.5 fl oz | × 0.5 |
| US cups | 0.0625 cup | × 0.0625 |
| US pints | 0.03125 pt | × 0.03125 |
| US quarts | 0.015625 qt | × 0.015625 |
| US gallons | 0.00390625 gal | × 0.00390625 |
| milliliters | 14.78676478 ml | × 14.7867647812 |
| liters | 0.01478676478 L | × 0.0147867647812 |
| imperial gallons | 0.003252633534 gal (UK) | × 0.00325263353371 |
| imperial quarts | 0.01301053413 qt (UK) | × 0.0130105341348 |
| imperial pints | 0.02602106827 pt (UK) | × 0.0260210682697 |
| imperial fluid ounces | 0.5204213654 fl oz (UK) | × 0.520421365393 |
| imperial gills | 0.1040842731 gi (UK) | × 0.104084273079 |
| cubic millimetres | 14,786.76478 mm³ | × 14,786.7647812 |
| cubic centimetres | 14.78676478 cm³ | × 14.7867647812 |
| cubic inches | 0.90234375 in³ | × 0.90234375 |
| cubic feet | 0.0005221896701 ft³ | × 0.000522189670139 |
| cubic yards | 0.00001934035815 yd³ | × 0.0000193403581533 |
| cubic metres | 0.00001478676478 m³ | × 0.0000147867647812 |
Factors are entered by hand from NIST Handbook 130 rather than derived from a units library, so the ones that terminate are exact rather than rounded.
How do you convert US tablespoons to US teaspoons? The converter and the working
- 1.Take the measurement in US tablespoons.
- 2.Multiply by 3 — that is how many US teaspoons fit in one US tablespoon.
- 3.To go back the other way, divide by 3, or multiply by 0.33333333.
Worked example: 25 US tablespoons to US teaspoons
- Formula
- tbsp × 3 = tsp
- Arithmetic
- 25 × 3 = 75 tsp
- Answer
- 25 tbsp = 75 tsp
The factor is exact, so this figure is exact too — only the display is rounded.
US tablespoons to US teaspoons conversion table
| US tablespoons | US teaspoons |
|---|---|
| 1 tbsp | 3 tsp |
| 2 tbsp | 6 tsp |
| 3 tbsp | 9 tsp |
| 4 tbsp | 12 tsp |
| 5 tbsp | 15 tsp |
| 6 tbsp | 18 tsp |
| 7 tbsp | 21 tsp |
| 8 tbsp | 24 tsp |
| 9 tbsp | 27 tsp |
| 10 tbsp | 30 tsp |
| 12 tbsp | 36 tsp |
| 15 tbsp | 45 tsp |
| 20 tbsp | 60 tsp |
| 25 tbsp | 75 tsp |
| 50 tbsp | 150 tsp |
| 100 tbsp | 300 tsp |
| 200 tbsp | 600 tsp |
| 300 tbsp | 900 tsp |
| 500 tbsp | 1,500 tsp |
| 1000 tbsp | 3,000 tsp |
| 2000 tbsp | 6,000 tsp |
| 5000 tbsp | 15,000 tsp |
| 10000 tbsp | 30,000 tsp |
What is a US tablespoon?
Three teaspoons, about 14.79 ml. Australia is the outlier at four teaspoons to the tablespoon.
What is a US teaspoon?
One third of a tablespoon, about 4.93 ml. A metric teaspoon is a round 5 ml, which is why recipes rarely notice the difference.
How many US teaspoons are in a US tablespoon?
One US tablespoon is 3 US teaspoons, exactly. Going the other way, one US teaspoon is 0.33333333 US tablespoons. Both figures come from the same defined relation rather than from a measurement, which is why they are the same today as they were in 1959.
Every volume unit here
The whole group — 20 units with their symbols and the size of each one in liters — is on the conversion index, along with every pair it makes. The table above already gives each of them relative to a US tablespoon.
Cite this page
- APA
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- Chicago
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Questions people actually ask
- How many US teaspoons are in a US tablespoon?
- 3. One third of a tablespoon, about 4.93 ml. A metric teaspoon is a round 5 ml, which is why recipes rarely notice the difference.
- How do I convert US teaspoons back to US tablespoons?
- Divide by 3, or multiply by 0.33333333 — they are the same operation.
The values people look up
Each one is this page with the value filled in, and each answers in its own title.
Other volume conversions
US teaspoons to US tablespoons — the same conversion the other way.