Pounds to Stones conversion
Convert pounds (lb) to stones (st). Exact: 1 st = 14 lb, so 1 lb ≈ 0.07142857 st. Formula, body-weight examples, and lb↔st chart. No account needed.
Enter values to convert.
Formulas
Core equations used by this converter.
How to use
Choose lb → st or st → lb
Use the tabs to switch direction. Forward mode needs pounds; reverse uses the opposite unit.
Enter the value
Type a non-negative value in the active unit field.
Convert and read the result
Use Convert or let the result update automatically.
Example conversions
Common values with formula and result.
1 lb
1 lb
10 lb
10 lb
50 lb
50 lb
100 lb
100 lb
Pounds to Stones conversion specification
Version 1.1.0 · Engine tested
- Engine tested 4 published cases
- Named expert review Not performed
- Calculation version 1.1.0
- Definition
- Pounds (lb) converts to st using a fixed linear factor. Convert pounds (lb) to stones (st). Exact: 1 st = 14 lb, so 1 lb ≈ 0.07142857 st. Formula, body-weight examples, and lb↔st chart.
- What it calculates
- Value between lb and st. Switch direction with the converter tabs.
- Inputs
- Pounds (lb) or reverse unit (st)
- Outputs
- Converted value in st or lb
- Formula
st = lb × 0.071428571 · 1 lb = 0.071428571 st- Pounds to stones conversion table
Pounds (lb) Stones (st) st + lb 14 lb 1 st 1 st 0 lb 70 lb 5 st 5 st 0 lb 98 lb 7 st 7 st 0 lb 112 lb 8 st 8 st 0 lb 140 lb 10 st 10 st 0 lb 154 lb 11 st 11 st 0 lb 168 lb 12 st 12 st 0 lb 182 lb 13 st 13 st 0 lb 196 lb 14 st 14 st 0 lb - Assumptions
- Conversion runs locally in the browser; values are not uploaded.
- Uses the standard factor/definition for these units.
- Units
- lb → st
- st → lb
- Boundary conditions
- Empty or non-numeric input yields no valid result.
- Non-negative values are expected for physical quantities.
- Example
- 1 lb → 0.0714286 st
- Validation cases
- 1 lb → 0.071428571 st
- 10 lb → 0.71428571 st
- 50 lb → 3.5714286 st
- 100 lb → 7.1428571 st
- Sources
- SI / international unit definitions where applicable
- CalculatorX conversion factors (local runtime)
- Calculation version
- 1.1.0
Background
Interpretation and common distinctions.
Use the converter tabs to switch direction when available. Results for Pounds to Stones conversion update locally in your browser.
Related tools
Frequently asked questions
Key distinctions behind the conversion.
How do you convert using Pounds to Stones conversion?
Use 1 lb = 0.07142857142857142 st. Example: 154 lb to stones → 11 st exactly.
Can I switch direction?
Use the converter tabs when available, or open the related reverse tool from Related.
Does this run online or locally?
Calculation runs locally in your browser. Values are not uploaded.
How precise are the results?
Results follow the formulas on this page. Round to the precision your use case needs.