US tablespoons to US teaspoons
One US tablespoon is 3 US teaspoons.
1 US tablespoon = 3 US teaspoons · 1 US teaspoon = 0.3333333333 US tablespoons
This factor is exact, not rounded. It comes from the definition of the units rather than from a measurement, so the only limit on precision is how many digits are worth showing.
US tablespoons to US teaspoons table
| US tablespoons (tbsp) | US teaspoons (tsp) |
|---|---|
| 1 | 3 |
| 2 | 6 |
| 3 | 9 |
| 5 | 15 |
| 10 | 30 |
| 20 | 60 |
| 25 | 75 |
| 50 | 150 |
| 100 | 300 |
| 500 | 1,500 |
| 1,000 | 3,000 |
How the conversion works
Multiply by 3 to go from US tablespoons to US teaspoons, or by 0.3333333333 to go back the other way. Both figures are exact rather than rounded: they follow from the definitions of the units, not from anybody measuring something.