US teaspoon to US tablespoon Converter
1 tsp = 0.333333 tbsp — convert instantly with formula and table.
Use the converter above for an immediate result — it recalculates on every keystroke and works offline once the page has loaded.
Quick answer: one us teaspoon equals 0.333333 US tablespoons. So to convert US teaspoons to US tablespoons, multiply by 0.33333333.
How to convert US teaspoons to US tablespoons
US tablespoons = US teaspoons × 0.3333333333
The US teaspoon is defined as exactly 4.92892159375 ml — one third of a tablespoon — and anchors small quantities in American recipes.
The US tablespoon equals three teaspoons or about 14.79 ml. Sixteen tablespoons make one US cup, a ratio every baker eventually memorizes.
US teaspoon to US tablespoon conversion table
| US teaspoon (tsp) | US tablespoon (tbsp) |
|---|---|
| 0.01 tsp | 0.003333 tbsp |
| 0.1 tsp | 0.033333 tbsp |
| 0.25 tsp | 0.083333 tbsp |
| 0.4 tsp | 0.133333 tbsp |
| 0.75 tsp | 0.25 tbsp |
| 1.25 tsp | 0.416667 tbsp |
| 1.75 tsp | 0.583333 tbsp |
| 2.5 tsp | 0.833333 tbsp |
| 3.5 tsp | 1.1667 tbsp |
| 4.5 tsp | 1.5 tbsp |
| 6 tsp | 2 tbsp |
| 8 tsp | 2.6667 tbsp |
| 10 tsp | 3.3333 tbsp |
| 12 tsp | 4 tbsp |
| 14 tsp | 4.6667 tbsp |
| 16 tsp | 5.3333 tbsp |
| 18 tsp | 6 tbsp |
| 20 tsp | 6.6667 tbsp |
| 24 tsp | 8 tbsp |
| 26 tsp | 8.6667 tbsp |
| 30 tsp | 10 tbsp |
| 35 tsp | 11.6667 tbsp |
| 45 tsp | 15 tbsp |
| 55 tsp | 18.3333 tbsp |
| 65 tsp | 21.6667 tbsp |
| 75 tsp | 25 tbsp |
| 85 tsp | 28.3333 tbsp |
| 95 tsp | 31.6667 tbsp |
| 110 tsp | 36.6667 tbsp |
| 125 tsp | 41.6667 tbsp |
| 175 tsp | 58.3333 tbsp |
| 250 tsp | 83.3333 tbsp |
| 350 tsp | 116.6667 tbsp |
| 450 tsp | 150 tbsp |
| 600 tsp | 200 tbsp |
| 750 tsp | 250 tbsp |
| 900 tsp | 300 tbsp |
| 1,500 tsp | 500 tbsp |
| 2,500 tsp | 833.3333 tbsp |
| 10,000 tsp | 3,333.33 tbsp |
Need the opposite direction? Use the US tablespoon to US teaspoon converter, or read our complete guide to volume conversions for every formula in one place.
Frequently asked questions
How many US tablespoons are in one us teaspoon?
One us teaspoon equals 0.333333 US tablespoons. Multiply any us teaspoon value by 0.33333333 to get US tablespoons.
What is 10 US teaspoons in US tablespoons?
10 US teaspoons equal 3.3333 US tablespoons (10 × 0.333333).
Is the us teaspoon to us tablespoon conversion exact?
The conversion factor used here (0.3333333333) is based on the internationally agreed definitions of both units, so results are exact up to rounding of the final decimal places.
Is my data stored when I use this converter?
No. The conversion runs entirely in your browser with JavaScript — nothing you type is sent to a server, logged or stored.