Mass per volume density.
Decigrams per Teaspoon to Drams per Cup Converter — dg/tsp to dr/cup
Convert Decigram per Teaspoon (dg/tsp) to Dram per Cup (dr/cup) using the exact conversion factor (1 decigram per teaspoon = 2.709040278 dram per cup). See the formula, worked examples, and conversion table.
Decigrams 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 20.28841362 / 7.489151707.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Decigrams per Teaspoon to Drams per Cup
Decigram 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 = decigrams per teaspoon × 2.70904027773
This factor comes from each unit's defined relationship to the category's base unit: 1 decigram per teaspoon equals 20.2884136211 base units, and 1 dram per cup equals 7.48915170731 base units, so dividing one by the other gives the direct decigram per teaspoon-to-dram per cup factor of 2.70904027773.
Simple example
1 dg/tsp × 2.709040278 = 2.709040278 dr/cup
1 decigram per teaspoon = 2.709040278 drams per cup.
Real-world example
1,000 dg/tsp × 2.709040278 = 2,709.040278 dr/cup
1,000 decigrams per teaspoon = 2,709.040278 drams per cup.
Conversion table
| Decigram per Teaspoon (dg/tsp) | Dram per Cup (dr/cup) |
|---|---|
| 0.1 dg/tsp | 0.2709040278 dr/cup |
| 1 dg/tsp | 2.709040278 dr/cup |
| 10 dg/tsp | 27.09040278 dr/cup |
| 100 dg/tsp | 270.9040278 dr/cup |
| 1,000 dg/tsp | 2,709.040278 dr/cup |
| 10,000 dg/tsp | 27,090.40278 dr/cup |
Reverse conversion: Dram per Cup to Decigram per Teaspoon
2.709040278 dr/cup × 0.3691344157 = 1 dg/tsp
2.709040278 drams per cup = 1 decigrams per teaspoon.
decigrams per teaspoon = drams per cup × 0.36913441569
For a page dedicated to this direction, see Dram per Cup to Decigram per Teaspoon.
Understanding the Decigram per Teaspoon (dg/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 decigram per teaspoon?
1 decigram per teaspoon equals 2.709040278 drams per cup, using the exact defined conversion factor rather than an estimate.
How do I convert decigram per teaspoon to dram per cup?
Multiply the decigram per teaspoon value by 2.709040278. The converter above does this instantly to whatever precision you set.
How do I convert dram per cup back to decigram per teaspoon?
Use the reverse factor: 1 dram per cup equals 0.3691344157 decigrams per teaspoon. You can also use the swap control in the converter above to flip the direction instantly.
What is a decigram per teaspoon?
Decigram per Teaspoon (dg/tsp) is a unit of density.
What is a dram per cup?
Dram per Cup (dr/cup) is a unit of density.
Is the decigram per teaspoon to dram per cup conversion exact?
Yes. Both decigram per teaspoon and dram per cup are defined by fixed standards rather than physical artifacts, so the factor of 2.709040278 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.