Convert lbs to stones
1 lb = 0.0714286 st · 1 st = 14 lb · Exact by definition
1 lb = 0.0714286 st
The same value in other units
- milligram
- 453592 mg
- gram
- 453.592 g
- kilogram
- 0.453592 kg
- tonne
- 0.000453592 t
- ounce
- 16 oz
Settings
Digits kept in the answer. Automatic keeps six, which hides floating-point noise without losing anything real.
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Mass
lbs to stones: conversion table
| pound | stone |
|---|---|
| 1 lb | 0.0714286 st |
| 2 lb | 0.142857 st |
| 3 lb | 0.214286 st |
| 5 lb | 0.357143 st |
| 10 lb | 0.714286 st |
| 20 lb | 1.42857 st |
| 25 lb | 1.78571 st |
| 50 lb | 3.57143 st |
| 100 lb | 7.14286 st |
| 250 lb | 17.8571 st |
| 500 lb | 35.7143 st |
| 1000 lb | 71.4286 st |
| stone | pound |
|---|---|
| 1 st | 14 lb |
| 2 st | 28 lb |
| 3 st | 42 lb |
| 5 st | 70 lb |
| 10 st | 140 lb |
| 20 st | 280 lb |
| 25 st | 350 lb |
| 50 st | 700 lb |
| 100 st | 1400 lb |
| 250 st | 3500 lb |
| 500 st | 7000 lb |
| 1000 st | 14000 lb |
How the conversion works
st = lb × 0.071428571
Both units are defined exactly, so the precision of the lbs to stones result depends only on the number of decimal places you choose.
METHOD AND SOURCES
Where the conversion factors come from
Results are calculated from the unit definitions stored in the converter, not copied from a lookup table. For exact units, every value in the table follows from the same factor shown in the formula above.
- BIPM — SI Brochure
The official definitions of the International System of Units (SI).
- NIST SP 811 — Conversion factors
Conversion-factor tables for SI and non-SI units.
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