Mass per volume density.
Decagrams per Teaspoon to Drams per Cup Converter — dag/tsp to dr/cup
Convert Decagram per Teaspoon (dag/tsp) to Dram per Cup (dr/cup) using the exact conversion factor (1 decagram per teaspoon = 270.9040278 dram per cup). See the formula, worked examples, and conversion table.
Decagrams per Teaspoon to Drams per Cup converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 2028.841362 / 7.489151707.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Decagrams per Teaspoon to Drams per Cup
Decagram per Teaspoon and Dram per Cup both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
drams per cup = decagrams per teaspoon × 270.904027773
This factor comes from each unit's defined relationship to the category's base unit: 1 decagram per teaspoon equals 2028.84136211 base units, and 1 dram per cup equals 7.48915170731 base units, so dividing one by the other gives the direct decagram per teaspoon-to-dram per cup factor of 270.904027773.
Simple example
1 dag/tsp × 270.9040278 = 270.9040278 dr/cup
1 decagram per teaspoon = 270.9040278 drams per cup.
Real-world example
1,000 dag/tsp × 270.9040278 = 270,904.0278 dr/cup
1,000 decagrams per teaspoon = 270,904.0278 drams per cup.
Conversion table
| Decagram per Teaspoon (dag/tsp) | Dram per Cup (dr/cup) |
|---|---|
| 0.1 dag/tsp | 27.09040278 dr/cup |
| 1 dag/tsp | 270.9040278 dr/cup |
| 10 dag/tsp | 2,709.040278 dr/cup |
| 100 dag/tsp | 27,090.40278 dr/cup |
| 1,000 dag/tsp | 270,904.0278 dr/cup |
| 10,000 dag/tsp | 2,709,040.278 dr/cup |
Reverse conversion: Dram per Cup to Decagram per Teaspoon
270.9040278 dr/cup × 0.003691344157 = 1 dag/tsp
270.9040278 drams per cup = 1 decagrams per teaspoon.
decagrams per teaspoon = drams per cup × 0.0036913441569
For a page dedicated to this direction, see Dram per Cup to Decagram per Teaspoon.
Understanding the Decagram per Teaspoon (dag/tsp)
Mass per volume density.
Understanding the Dram per Cup (dr/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per cup are in 1 decagram per teaspoon?
1 decagram per teaspoon equals 270.9040278 drams per cup, using the exact defined conversion factor rather than an estimate.
How do I convert decagram per teaspoon to dram per cup?
Multiply the decagram per teaspoon value by 270.9040278. The converter above does this instantly to whatever precision you set.
How do I convert dram per cup back to decagram per teaspoon?
Use the reverse factor: 1 dram per cup equals 0.0036913442 decagrams per teaspoon. You can also use the swap control in the converter above to flip the direction instantly.
What is a decagram per teaspoon?
Decagram per Teaspoon (dag/tsp) is a unit of density.
What is a dram per cup?
Dram per Cup (dr/cup) is a unit of density.
Is the decagram per teaspoon to dram per cup conversion exact?
Yes. Both decagram per teaspoon and dram per cup are defined by fixed standards rather than physical artifacts, so the factor of 270.9040278 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.