US Teaspoons to US Tablespoons Converter
Convert US teaspoons to US tablespoons instantly with this free US teaspoons to US tablespoons converter. Enter any value to get an accurate volume conversion, plus the formula, the conversion factor and a full reference table.
What is 1 US teaspoon in US tablespoons?
1 US teaspoon is equal to 0.333333333 US tablespoons.
1 ÷ 3 = 0.333333333 US tablespoons
1 US teaspoon = 0.3333333333 US tablespoons
US teaspoons to US tablespoons formula
tbsp = tsp ÷ 3
The US teaspoons to US tablespoons conversion factor is 0.333333333333, which is exact by definition. 1 US teaspoon = 0.333333333333 US tablespoons, and 1 US tablespoon = 3 US teaspoons.
Worked examples
- 2 US teaspoons = 0.666666667 US tablespoons — 2 ÷ 3 = 0.666666667 US tablespoons
- 6 US teaspoons = 2 US tablespoons — 6 ÷ 3 = 2 US tablespoons
- 10 US teaspoons = 3.33333333 US tablespoons — 10 ÷ 3 = 3.33333333 US tablespoons
US teaspoons to US tablespoons conversion table
Every value below is calculated with the exact conversion factor and rounded for display.
| US teaspoons (tsp) | US tablespoons (tbsp) |
|---|---|
| 1 tsp | 0.33333333 tbsp |
| 2 tsp | 0.66666667 tbsp |
| 3 tsp | 1 tbsp |
| 4 tsp | 1.3333333 tbsp |
| 5 tsp | 1.6666667 tbsp |
| 6 tsp | 2 tbsp |
| 7 tsp | 2.3333333 tbsp |
| 8 tsp | 2.6666667 tbsp |
| 9 tsp | 3 tbsp |
| 10 tsp | 3.3333333 tbsp |
| 12 tsp | 4 tbsp |
| 15 tsp | 5 tbsp |
| 20 tsp | 6.6666667 tbsp |
| 25 tsp | 8.3333333 tbsp |
| 30 tsp | 10 tbsp |
| 50 tsp | 16.666667 tbsp |
| 75 tsp | 25 tbsp |
| 100 tsp | 33.333333 tbsp |
| 500 tsp | 166.66667 tbsp |
| 1,000 tsp | 333.33333 tbsp |
When you need to convert US teaspoons to US tablespoons
- Scaling recipes between metric millilitres and US cups, pints or fluid ounces.
- Comparing fuel prices and tank capacities between countries.
- Working out paint, fertiliser or pool chemical quantities from instructions written for another market.
Common mistakes to avoid
- Dividing when you should multiply. Because 1 US teaspoon = 0.333333 US tablespoons, the answer should be smaller than the number you started with.
- Rounding too early. Convert first at full precision, then round the final answer to the precision the task actually needs.
How precise does the answer need to be?
Cooking tolerates rounding to the nearest 5 mL or quarter cup. Dosing, chemistry and pool treatment do not — keep the full converted value there.
How these units are defined
- US teaspoon (tsp): One third of a US tablespoon, about 4.93 mL. This unit's relationship to the SI base unit is exact by definition, so no rounding enters the conversion factor.
- US tablespoon (tbsp): Three US teaspoons, about 14.79 mL. This unit's relationship to the SI base unit is exact by definition, so no rounding enters the conversion factor.
Related conversions
- US tablespoons to US teaspoons
- US teaspoons to Milliliters
- US teaspoons to Liters
- US teaspoons to Cubic meters
- US teaspoons to Cubic feet
- US teaspoons to US fluid ounces
- US teaspoons to US cups
- US teaspoons to US liquid pints
- US teaspoons to US liquid quarts
- US teaspoons to US liquid gallons
- US teaspoons to Imperial pints
- US teaspoons to Imperial gallons
Frequently asked questions
- What is 1 US teaspoon in US tablespoons?
- 1 US teaspoon is equal to 0.333333333 US tablespoons.
- How many US teaspoons are in one US tablespoon?
- There are 3 US teaspoons in 1 US tablespoon.
- How do you convert US teaspoons to US tablespoons?
- Multiply the number of US teaspoons by 0.333333333 — or use the formula tbsp = tsp ÷ 3.
- What is 6 US teaspoons in US tablespoons?
- 6 US teaspoons is 2 US tablespoons. 6 ÷ 3 = 2 US tablespoons.
- Is the US teaspoons to US tablespoons conversion exact?
- Yes. The relationship is fixed by definition, so 0.333333333333 is an exact conversion factor — only the displayed result is rounded.