US Teaspoons to Deciliters
Convert us teaspoons to deciliters instantly. 1 tsp = 0.0492892159 dL. Includes the exact factor, a conversion table of common values and the definition of both units.
How to convert us teaspoons to deciliters
To convert us teaspoons to deciliters, divide by 20.2884136211 (multiply by 0.0492892159). The relationship is fixed, so the same factor works for any quantity — there is nothing to look up and nothing that changes with temperature, location or context.
dL = tsp × 0.0492892159
US Teaspoons to Deciliters conversion table
The values people look up most often, rounded for reading. Use the calculator above for anything in between.
| US Teaspoons | Deciliters |
|---|---|
| 1 tsp | 0.049289 dL |
| 2 tsp | 0.098578 dL |
| 3 tsp | 0.147868 dL |
| 5 tsp | 0.246446 dL |
| 10 tsp | 0.492892 dL |
| 20 tsp | 0.985784 dL |
| 25 tsp | 1.23223 dL |
| 50 tsp | 2.464461 dL |
| 100 tsp | 4.928922 dL |
| 500 tsp | 24.644608 dL |
| 1,000 tsp | 49.289216 dL |
What is a us teaspoon?
About 4.93 mL. The smallest standard US kitchen measure.
What is a deciliter?
A tenth of a litre, standard in Scandinavian and Swiss recipes.
The formula
dL = tsp × 0.0492892159
Every result on this page comes from this formula. Nothing is rounded until the final display, so figures match a spreadsheet to the cent.
How to use the US Teaspoons to Deciliters
- Type the number of us teaspoons you want to convert.
- Read the result in deciliters straight away — there is no button to press.
- Check the table below for the values that come up most often, or reverse the conversion with the linked deciliters to us teaspoons page.
US Teaspoons to Deciliters — frequently asked questions
How many deciliters are in a us teaspoon?
One us teaspoon equals 0.0492892159 dL. dL = tsp × 0.0492892159
What is the formula to convert us teaspoons to deciliters?
The formula is dL = tsp × 0.0492892159. It is an exact definition rather than an approximation, so the conversion never drifts no matter how large the number.
How do I convert deciliters back to us teaspoons?
Divide instead of multiplying: one deciliter is 20.2884136211 tsp. The reverse converter is linked in the related tools list.
Is this conversion exact?
Yes. Both units are defined against the same base unit by international agreement, so the factor is exact — any rounding you see is only in the display, which you can widen by entering more decimal places.
Is this us teaspoons to deciliters free to use?
Yes. Every calculator on the site is free, needs no sign-up, and runs entirely in your browser, so your figures never leave your device.
What people search for
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About this calculator
Written and reviewed by The Samsung Calculator editorial team. Every calculator is written against a published formula, reviewed against at least one independent reference implementation, and dated when it changes.
Last reviewed August 15, 2026 · Calculation runs client-side · No data collected · Report an error