Grain per Cup (gr/cup) expresses mass in grain per unit volume in cup, found by dividing a mass value by a volume value.
Grain per Cup to Stone per Teaspoon
Convert grain per cup (gr/cup) to stone per teaspoon (st/tsp) instantly with formula, conversion table, and FAQ.
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Convert grain per cup (gr/cup) to stone per teaspoon (st/tsp) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Stone per Teaspoon (st/tsp) expresses mass in stone per unit volume in teaspoon, found by dividing a mass value by a volume value.
st/tsp = gr/cup × 2.12585e-7
Results update instantly for Grain per Cup to Stone per Teaspoon conversions.
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Formula
st/tsp = gr/cup × 2.12585e-7
gr/cup = st/tsp × 4.704e6
Conversion table
| 1 gr/cup | 2.12585e-7 st/tsp |
| 5 gr/cup | 1.062925e-6 st/tsp |
| 10 gr/cup | 2.12585e-6 st/tsp |
| 20 gr/cup | 4.251701e-6 st/tsp |
| 50 gr/cup | 1.062925e-5 st/tsp |
| 100 gr/cup | 2.12585e-5 st/tsp |
| 500 gr/cup | 0.000106 st/tsp |
| 1000 gr/cup | 0.000213 st/tsp |
Related conversions
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How the formula works
Both grain per cup and stone per teaspoon measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in grain per cup by 2.12585e-7 to get stone per teaspoon. To reverse the conversion, multiply a stone per teaspoon value by 4.704e6 to get back to grain per cup.
Frequently asked questions
What is Grain per Cup (gr/cup)?
Grain per Cup (gr/cup) expresses mass in grain per unit volume in cup, found by dividing a mass value by a volume value.
What is Stone per Teaspoon (st/tsp)?
Stone per Teaspoon (st/tsp) expresses mass in stone per unit volume in teaspoon, found by dividing a mass value by a volume value.
How do I convert grain per cup to stone per teaspoon?
Multiply the grain per cup value by 2.12585e-7 to get the equivalent in stone per teaspoon. For example, 5 gr/cup × 2.12585e-7 = 1.062925e-6 st/tsp.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 2.12585e-7 is an exact, non-rounded value.
Can I convert stone per teaspoon back to grain per cup?
Yes. Divide the stone per teaspoon value by 2.12585e-7, or multiply it by 4.704e6, to get grain per cup.
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About converting grain per cup to stone per teaspoon
Grain per Cup (gr/cup) expresses mass in grain per unit volume in cup, found by dividing a mass value by a volume value. Stone per Teaspoon (st/tsp) expresses mass in stone per unit volume in teaspoon, found by dividing a mass value by a volume value.
Use this calculator to move between grain per cup and stone per teaspoon accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.