Mass per volume density.
Stones per Cup to Stones per Teaspoon Converter — st/cup to st/tsp
Convert Stone per Cup (st/cup) to Stone per Teaspoon (st/tsp) using the exact conversion factor (1 stone per cup = 0.0208333333 stone per teaspoon). See the formula, worked examples, and conversion table.
Stones per Cup to Stones per Teaspoon 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 26841.11972 / 1.28837375e+6.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Cup to Stones per Teaspoon
Stone per Cup and Stone per Teaspoon 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
stones per teaspoon = stones per cup × 0.0208333333333
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per cup equals 26841.119719 base units, and 1 stone per teaspoon equals 1288373.74651 base units, so dividing one by the other gives the direct stone per cup-to-stone per teaspoon factor of 0.0208333333333.
Simple example
1 st/cup × 0.02083333333 = 0.0208333333 st/tsp
1 stone per cup = 0.0208333333 stones per teaspoon.
Real-world example
1,000 st/cup × 0.02083333333 = 20.83333333 st/tsp
1,000 stones per cup = 20.83333333 stones per teaspoon.
Conversion table
| Stone per Cup (st/cup) | Stone per Teaspoon (st/tsp) |
|---|---|
| 0.1 st/cup | 0.0020833333 st/tsp |
| 1 st/cup | 0.0208333333 st/tsp |
| 10 st/cup | 0.2083333333 st/tsp |
| 100 st/cup | 2.083333333 st/tsp |
| 1,000 st/cup | 20.83333333 st/tsp |
| 10,000 st/cup | 208.3333333 st/tsp |
Reverse conversion: Stone per Teaspoon to Stone per Cup
0.0208333333 st/tsp × 48 = 0.9999999984 st/cup
0.0208333333 stones per teaspoon = 0.9999999984 stones per cup.
stones per cup = stones per teaspoon × 48
For a page dedicated to this direction, see Stone per Teaspoon to Stone per Cup.
Understanding the Stone per Cup (st/cup)
Mass per volume density.
Understanding the Stone per Teaspoon (st/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per teaspoon are in 1 stone per cup?
1 stone per cup equals 0.0208333333 stones per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert stone per cup to stone per teaspoon?
Multiply the stone per cup value by 0.02083333333. The converter above does this instantly to whatever precision you set.
How do I convert stone per teaspoon back to stone per cup?
Use the reverse factor: 1 stone per teaspoon equals 48 stones per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per cup?
Stone per Cup (st/cup) is a unit of density.
What is a stone per teaspoon?
Stone per Teaspoon (st/tsp) is a unit of density.
Is the stone per cup to stone per teaspoon conversion exact?
Yes. Both stone per cup and stone per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 0.02083333333 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.