Pound to Stone Converter
Convert Pound (lb) to Stone (st) instantly with this mass converter. Use the calculator above, then check the formula, worked examples, table, and manual steps below.
Formula
st = lb × 0.07142857143
Multiply the Pound value by 0.07142857143 to get the equivalent value in Stone.
Example Conversions
1 Pound (lb)
0.07142857143 Stone (st)
5 Pound (lb)
0.3571428571 Stone (st)
10 Pound (lb)
0.7142857143 Stone (st)
25 Pound (lb)
1.785714286 Stone (st)
100 Pound (lb)
7.142857143 Stone (st)
Conversion Table
| Pound (lb) | Stone (st) |
|---|---|
| 0.1 | 0.007142857143 |
| 0.5 | 0.03571428571 |
| 1 | 0.07142857143 |
| 2 | 0.1428571429 |
| 5 | 0.3571428571 |
| 10 | 0.7142857143 |
| 25 | 1.785714286 |
| 50 | 3.571428571 |
| 100 | 7.142857143 |
| 250 | 17.85714286 |
| 500 | 35.71428571 |
| 1000 | 71.42857143 |
How to Convert Manually
Use these steps to convert Pound values to Stone without the calculator.
- Write down the value in Pound (lb) that you want to convert.
- Multiply that value by 0.07142857143.
- For example, 10 Pound × 0.07142857143 = 0.7142857143 Stone.
- Label the result as Stone (st).
Relative Size Comparison
This chart shows the visual difference in size between exactly one Pound and one Stone.
About Pound and Stone
Converting Pound to Stone is common in mass applications, engineering, and everyday life. Whether you are translating specifications from international manuals, completing homework, or planning a project, having an accurate lb to st calculation ensures your measurements are correct.
The Pound is a unit of mass. One Pound equals 0.45359237 kg in this converter's base scale.
The Stone is also a mass unit. One Stone equals 6.35029318 kg in the same base scale.
Precision and Rounding: When converting Pound to Stone, you may encounter long decimal numbers. For most practical purposes, rounding to two or three decimal places is sufficient. However, for machining, scientific research, or strict engineering tolerances, you should maintain as much precision as possible before your final calculation.
Worked Example
15 Pound equals 1.071428571 Stone.
15 lb × 0.07142857143 = 1.071428571 st
FAQ
How do I convert Pound to Stone?
Multiply the Pound value by 0.07142857143 to get the equivalent value in Stone.
What is the formula for Pound to Stone?
The formula is st = lb × 0.07142857143.
How many Stone are in 1 Pound?
1 Pound equals 0.07142857143 Stone.
Can I convert Stone back to Pound?
Yes. 1 Stone equals 14 Pound, and the related converter can reverse the calculation.
What are common names for Pound and Stone?
Pound is shown as lb and may also be searched as pounds, lbs. Stone is shown as st and may also be searched as stones.
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