Tablespoons to Teaspoons Converter
Convert tablespoons to teaspoons instantly. Free online tbsp to tsp calculator—multiply by 3. US customary kitchen measure.
How to Convert Tablespoon to Teaspoon
To convert tablespoons to teaspoons, multiply the number of tablespoons by 3, as there are 3 teaspoons in one tablespoon.
Conversion Formula:
value * 3Conversion Examples
Example: 1 tbsp to tsp
- 1 × 3 = 3 tsp
1 tablespoon = 3 teaspoons
US definition.
Example: 2.5 tbsp to tsp
- 2.5 × 3 = 7.5 tsp
2.5 tablespoons = 7.5 teaspoons
Fractional tablespoons OK.
Conversion Chart
| Tablespoon | Teaspoon |
|---|---|
| 1 | 3 |
| 2 | 6 |
| 3 | 9 |
| 4 | 12 |
| 5 | 15 |
| 6 | 18 |
| 7 | 21 |
| 8 | 24 |
| 9 | 27 |
| 10 | 30 |
| 15 | 45 |
| 20 | 60 |
| 30 | 90 |
| 60 | 180 |
| 100 | 300 |
Conversion Formula
The formula to convert tablespoon to teaspoon is:
tablespoon × 3 = teaspoon
Mathematically, you can write this as:
tablespoon × 3 teaspoon/tablespoon = teaspoon
The tablespoon units cancel out, leaving you with teaspoon.
Quick Conversion Tip
Quick conversion: Multiply tablespoon by 3 to get teaspoon. For example, 1 tablespoon = 3 teaspoon, 2 tablespoon = 6 teaspoon, 5 tablespoon = 15 teaspoon.
Unit Definitions
Tablespoon (tbsp)
A tablespoon is a small cooking volume unit used for ingredients like oils, spices, and liquids.
1 tablespoon = 3 teaspoons ≈ 14.7868 milliliters
Teaspoon (tsp)
A teaspoon is a small kitchen volume unit used for spices, extracts, and small liquid amounts.
1 teaspoon ≈ 4.92892 milliliters; 3 teaspoons = 1 tablespoon
Common Use Cases
- Scaling US recipe spices.
- Substituting measuring spoons.
- Teaching customary volume units.
- Meal prep without metric scale.
Understanding the Conversion
US tablespoons to teaspoons: 1 tbsp = 3 tsp exactly. Standard US recipe conversion—do not confuse with Australian tbsp (different volume).
2 tbsp = 6 tsp.
Scaling US recipe spices. The table and FAQ on this page walk through the factor if you need it.
FAQs
How many teaspoons in a tablespoon?
3 US teaspoons per US tablespoon.
How do I convert tbsp to tsp?
Multiply tablespoons by 3.
Is UK tablespoon the same?
UK tablespoons differ—this tool uses US customary sizes.