Direct conversion
Convert teaspoon (US) [tsp US] to tablespoon (metric) [tbsp metric] instantly with formula, examples, chart, and FAQs.
1 teaspoon (US) [tsp US] = 0.328595 tablespoon (metric) [tbsp metric]
1 teaspoon (US) [tsp US] = 0.328595 tablespoon (metric) [tbsp metric]
Example: 1 teaspoon (US) [tsp US] equals 0.328595 tablespoon (metric) [tbsp metric].
Volume conversions use cubic metre as the reference unit. US liquid units, metric litres, and cubic units are converted with fixed factors stored in the unit table.
Displayed results are rounded for readability. The calculator keeps enough precision for everyday use and switches to scientific notation for very large or very small values. Last reviewed: 2026-05-21.
The teaspoon (US) (tsp US) is a volume unit used to express measurements in this converter.
HistoryThis unit is included because it appears in practical measurement systems, technical references, product specifications, or everyday conversion needs.
Current useUse teaspoon (US) when comparing volume values, checking specifications, converting between systems, or preparing quick estimates.
The tablespoon (metric) (tbsp metric) is a volume unit used to express measurements in this converter.
HistoryThis unit is included because it appears in practical measurement systems, technical references, product specifications, or everyday conversion needs.
Current useUse tablespoon (metric) when comparing volume values, checking specifications, converting between systems, or preparing quick estimates.
| teaspoon (US) [tsp US] | tablespoon (metric) [tbsp metric] |
|---|---|
| 1 | 0.328595 |
| 2 | 0.65719 |
| 5 | 1.642974 |
| 10 | 3.285948 |
| 20 | 6.571895 |
| 25 | 8.214869 |
| 50 | 16.429739 |
| 100 | 32.859477 |
| 1000 | 328.594773 |
Use this formula: 1 teaspoon (US) [tsp US] = 0.328595 tablespoon (metric) [tbsp metric] Enter your value in the calculator and the result updates instantly.
1 teaspoon (US) [tsp US] equals 0.328595 tablespoon (metric) [tbsp metric].
Yes. Use the swap button in the calculator or open the related reverse conversion link when it is listed on this page.