US Tablespoons to US Teaspoons (tbsp to tsp) Converter
1 US tablespoon (tbsp) = 3 US teaspoons (tsp). To convert US tablespoons to US teaspoons, multiply by 3: 3 tbsp × 3 = 9 tsp.
Quick facts
- 1 tbsp = 3 tsp
- 1 tsp = 0.333333 tbsp
- Formula: tsp = tbsp × 3
- Quick estimate: multiply by about 3
How to convert US tablespoons to US teaspoons
- Take the value in US tablespoons.
- Multiply it by 3 (the number of US teaspoons in one US tablespoon).
- Round the result to the precision you need.
Worked example (a recipe): 3 tbsp × 3 = 9 tsp.
To convert US teaspoons back to US tablespoons, multiply by 0.333333, or divide by 3.
Source: NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units).
US Tablespoons to US Teaspoons conversion table
| US Tablespoons [tbsp] | US Teaspoons [tsp] |
|---|---|
| 0.01 tbsp | 0.03 tsp |
| 0.1 tbsp | 0.3 tsp |
| 1 tbsp | 3 tsp |
| 2 tbsp | 6 tsp |
| 3 tbsp | 9 tsp |
| 5 tbsp | 15 tsp |
| 10 tbsp | 30 tsp |
| 20 tbsp | 60 tsp |
| 50 tbsp | 150 tsp |
| 100 tbsp | 300 tsp |
| 1000 tbsp | 3000 tsp |
tbsp to tsp chart from 1 to 100
- 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
- 11 tbsp 33 tsp
- 12 tbsp 36 tsp
- 13 tbsp 39 tsp
- 14 tbsp 42 tsp
- 15 tbsp 45 tsp
- 16 tbsp 48 tsp
- 17 tbsp 51 tsp
- 18 tbsp 54 tsp
- 19 tbsp 57 tsp
- 20 tbsp 60 tsp
- 25 tbsp 75 tsp
- 30 tbsp 90 tsp
- 35 tbsp 105 tsp
- 40 tbsp 120 tsp
- 45 tbsp 135 tsp
- 50 tbsp 150 tsp
- 55 tbsp 165 tsp
- 60 tbsp 180 tsp
- 65 tbsp 195 tsp
- 70 tbsp 210 tsp
- 75 tbsp 225 tsp
- 80 tbsp 240 tsp
- 85 tbsp 255 tsp
- 90 tbsp 270 tsp
- 95 tbsp 285 tsp
- 100 tbsp 300 tsp
US Teaspoons to US Tablespoons conversion table
| US Teaspoons [tsp] | US Tablespoons [tbsp] |
|---|---|
| 0.01 tsp | 0.0033333333 tbsp |
| 0.1 tsp | 0.0333333333 tbsp |
| 1 tsp | 0.3333333333 tbsp |
| 2 tsp | 0.6666666667 tbsp |
| 3 tsp | 1 tbsp |
| 5 tsp | 1.6666666667 tbsp |
| 10 tsp | 3.3333333333 tbsp |
| 20 tsp | 6.6666666667 tbsp |
| 50 tsp | 16.6666666667 tbsp |
| 100 tsp | 33.3333333333 tbsp |
| 1000 tsp | 333.3333333333 tbsp |
US Tablespoons vs US Teaspoons
| US Tablespoon | US Teaspoon | |
|---|---|---|
| Symbol | tbsp | tsp |
| Equals | 1 tbsp = 3 tsp | 1 tsp = 0.333333 tbsp |
What is a US tablespoon?
A US customary cooking measure equal to 3 teaspoons. Used in US recipes for moderate quantities of ingredients.
What is a US teaspoon?
A US customary cooking measure equal to 1/3 tablespoon. Used in US recipes for small quantities of ingredients.
Frequently asked questions
How many US teaspoons are in a US tablespoon?
There are 3 US teaspoons in 1 US tablespoon (1 tbsp = 3 tsp).
How many US tablespoons are in a US teaspoon?
There are 0.333333 US tablespoons in 1 US teaspoon (1 tsp = 0.3333333333 tbsp).
How do I convert US tablespoons to US teaspoons?
Multiply the number of US tablespoons by 3. For example, 10 tbsp × 3 = 30 tsp. To convert back, multiply by 0.333333.
What is 10 tbsp in US teaspoons?
10 tbsp = 30 tsp.
What is 100 tbsp in US teaspoons?
100 tbsp = 300 tsp.
Is the conversion exact?
Yes. The factor comes from the official definitions of both units (NIST Handbook 44, Appendix C, and NIST SP 811 (US customary volume units)). Results are shown to up to 10 decimal places; round them to suit your purpose.
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