A US teaspoon is one third of a US tablespoon.
Teaspoons to Cubic Decameters Converter — tsp to dam3
Convert Teaspoon (tsp) to Cubic Decameter (dam3) using the exact conversion factor (1 teaspoon = 4.928922e-9 cubic decameter). See the formula, worked examples, conversion table, and common uses.
Teaspoons to Cubic Decameters converter
Converter
Volume Converter
Convert metric, US customary, imperial, cooking, dry, and industrial volume units.
Context values
Some unit families need one extra value for a physically accurate result.
Cubic metric volume unit.
Result = input x 4.92892159e-6 / 1000.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Teaspoons to Cubic Decameters
Teaspoon and Cubic Decameter appear side by side at fuel pumps and on beverage labels, since the US measures liquids in gallons while most of the world uses liters. Teaspoon is most often used for us recipe and cooking measurement for small quantities.
Formula
cubic decameters = teaspoons × 4.928922e-9
This factor comes from each unit's defined relationship to the category's base unit: 1 teaspoon equals 0.00000492892159375 base units, and 1 cubic decameter equals 1000 base units, so dividing one by the other gives the direct teaspoon-to-cubic decameter factor of 4.928922e-9.
Simple example
1 tsp × 4.928922e-9 = 4.928922e-9 dam3
1 teaspoon = 4.928922e-9 cubic decameters.
Real-world example
10 tsp × 4.928922e-9 = 4.928922e-8 dam3
10 teaspoons = 4.928922e-8 cubic decameters.
Conversion table
| Teaspoon (tsp) | Cubic Decameter (dam3) |
|---|---|
| 1 tsp | 4.928922e-9 dam3 |
| 5 tsp | 2.464461e-8 dam3 |
| 10 tsp | 4.928922e-8 dam3 |
| 25 tsp | 1.23223e-7 dam3 |
| 50 tsp | 2.464461e-7 dam3 |
| 100 tsp | 4.928922e-7 dam3 |
Reverse conversion: Cubic Decameter to Teaspoon
4.928922e-9 dam3 × 202884136.2 = 1.000000082 tsp
4.928922e-9 cubic decameters = 1.000000082 teaspoons.
teaspoons = cubic decameters × 202884136.211
For a page dedicated to this direction, see Cubic Decameter to Teaspoon.
Understanding the Teaspoon
Teaspoon (tsp) measures volume. The US teaspoon is exactly 4.92892159375 milliliters — 1/3 of a US tablespoon and 1/48 of a US cup. It is classified as a US customary unit.
Where it's used: United States (cooking and recipe measurement)
Uses of the Teaspoon today
- US recipe and cooking measurement for small quantities
- Medication dosing instructions in the US
- Baking measurement alongside the tablespoon and cup
Understanding the Cubic Decameter (dam3)
Cubic metric volume unit.
Teaspoon — sources
- NIST Handbook 44, Appendix C — General tables of units including the US teaspoon definition.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic decameters are in 1 teaspoon?
1 teaspoon equals 4.928922e-9 cubic decameters, using the exact defined conversion factor rather than an estimate.
How do I convert teaspoon to cubic decameter?
Multiply the teaspoon value by 4.928922e-9. The converter above does this instantly to whatever precision you set.
How do I convert cubic decameter back to teaspoon?
Use the reverse factor: 1 cubic decameter equals 202,884,136.2 teaspoons. You can also use the swap control in the converter above to flip the direction instantly.
What is a teaspoon?
Teaspoon (tsp) measures volume. The US teaspoon is exactly 4.92892159375 milliliters — 1/3 of a US tablespoon and 1/48 of a US cup. It is classified as a US customary unit.
What is a cubic decameter?
Cubic Decameter (dam3) is a unit of volume.
Is the teaspoon to cubic decameter conversion exact?
Yes. The US teaspoon is exactly 4.92892159375 milliliters — 1/3 of a US tablespoon and 1/48 of a US cup. That fixed definition is what the converter above uses, so any rounding you see is a display choice, not a limitation of the math.
Where is the teaspoon still used today?
United States (cooking and recipe measurement)