Convert Tablespoons to Teaspoons
1 tbsp = 3 tsp. Enter any value below.
Converted to every unit
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Tablespoons to Teaspoons formula
tsp = tbsp × 3
A US tablespoon is 3 teaspoons or 1/2 fluid ounce, about 14.79 mL. A US teaspoon is 1/3 of a tablespoon, about 4.93 mL.
Worked example
To convert 5 tbsp, multiply by 3: 5 tbsp × 3 = 15 tsp.
Tablespoons to Teaspoons conversion table
| Tablespoons | 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 |
| 30 tbsp | 90 tsp |
| 40 tbsp | 120 tsp |
| 50 tbsp | 150 tsp |
| 75 tbsp | 225 tsp |
| 100 tbsp | 300 tsp |
| 250 tbsp | 750 tsp |
| 500 tbsp | 1,500 tsp |
| 1,000 tbsp | 3,000 tsp |
Frequently asked questions
How many teaspoons are in a tablespoon (us)?
1 tbsp equals 3 tsp.
How do I convert tablespoons to teaspoons?
Use the formula tsp = tbsp × 3. For example, 5 tbsp = 15 tsp.
Last reviewed: October 2026 · Uses exact, internationally defined conversion factors.