US tablespoons to US teaspoons
Convert us tablespoons to us teaspoons (US tbsp to US tsp). 1 US tbsp = 3 US tsp. Use the calculator, formula and conversion table.
How to convert us tablespoons to us teaspoons
Multiply the amount in us tablespoons by 3 to get us teaspoons. The displayed factor and results are rounded to 12 significant digits.
US tsp = US tbsp × 3Worked example
1 US tbsp = 3 US tsp. Change the amount in the calculator above to use your own value.
Units and assumptions
Units are labelled explicitly: US customary liquid cups and gallons differ from imperial units. One litre is 1,000 millilitres. This converts volume only; mass conversions need a density.
Calculator results use floating-point arithmetic and are rounded for display. The reference table below uses up to 12 significant digits.
US tablespoons to US teaspoons table
| US tablespoons (US tbsp) | US teaspoons (US tsp) |
|---|---|
| 0 | 0 |
| 1 | 3 |
| 5 | 15 |
| 10 | 30 |
| 25 | 75 |
| 100 | 300 |
| 1,000 | 3,000 |
About this conversion
What is the formula for us tablespoons to us teaspoons?
US tsp = US tbsp × 3. Multiply the amount in us tablespoons by 3 to get us teaspoons. The displayed factor and results are rounded to 12 significant digits.
How do I convert back to us tablespoons?
Use the us teaspoons to us tablespoons calculator to reverse this conversion. You can also use Swap units in the calculator above.
Can I use a different pair of units?
Choose another unit in the calculator, or open the volume converter to browse all supported pairs.