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Pounds to Stone (lb to st) Converter

1 pound (lb) = 0.0714286 stone (st). To convert pounds to stone, multiply by 0.0714286: 150 lb × 0.0714286 = 10.7143 st. Also searched as lbs to stone, pounds to stone.

1 lb = 0.0714285714 st
Convert the other way: Stone to Pounds

Quick facts

How to convert pounds to stone

  1. Take the value in pounds.
  2. Multiply it by 0.0714286 (the number of stone in one pound).
  3. Round the result to the precision you need.
st = lb × 0.0714286

Worked example (a person's body weight): 150 lb × 0.0714286 = 10.7143 st.

To convert stone back to pounds, multiply by 14, or divide by 0.0714286.

Source: NIST Special Publication 811 (2008), Appendix B (1 pound = 0.45359237 kg exactly). Tola, seer and maund use the standard values given in their definitions on this page.

Pounds to Stone conversion table

Pounds to Stone conversion table
Pounds [lb]Stone [st]
0.01 lb0.0007142857 st
0.1 lb0.0071428571 st
1 lb0.0714285714 st
2 lb0.1428571429 st
3 lb0.2142857143 st
5 lb0.3571428571 st
10 lb0.7142857143 st
20 lb1.4285714286 st
50 lb3.5714285714 st
100 lb7.1428571429 st
1000 lb71.4285714286 st

lb to st chart from 1 to 100

Stone to Pounds conversion table

Stone to Pounds conversion table
Stone [st]Pounds [lb]
0.01 st0.14 lb
0.1 st1.4 lb
1 st14 lb
2 st28 lb
3 st42 lb
5 st70 lb
10 st140 lb
20 st280 lb
50 st700 lb
100 st1400 lb
1000 st14000 lb

Pounds vs Stone

PoundStone
Symbollbst
Equals1 lb = 0.0714286 st1 st = 14 lb

What is a pound?

A US customary and imperial unit equal to exactly 0.45359237 kilograms. The standard everyday weight unit in the US, including body weight.

What is a stone?

A UK imperial unit equal to 14 pounds. Used in the UK and Ireland for body weight.

Frequently asked questions

How many stone are in a pound?

There are 0.0714286 stone in 1 pound (1 lb = 0.0714285714 st).

How many pounds are in a stone?

There are 14 pounds in 1 stone (1 st = 14 lb).

How do I convert pounds to stone?

Multiply the number of pounds by 0.0714286. For example, 10 lb × 0.0714286 = 0.714286 st. To convert back, multiply by 14.

What is 10 lb in stone?

10 lb = 0.714286 st.

What is 100 lb in stone?

100 lb = 7.14286 st.

Is the conversion exact?

Yes. The factor comes from the official definitions of both units (NIST Special Publication 811 (2008), Appendix B (1 pound = 0.45359237 kg exactly). Tola, seer and maund use the standard values given in their definitions on this page). Results are shown to up to 10 decimal places; round them to suit your purpose.

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Reviewed by

Dr. Muhammad Amjad Khadim PhD Mathematics

Dr. Muhammad Amjad Khadim holds a PhD in Mathematics. He writes and reviews the guides on pakmath.com and checks every formula, conversion factor and worked example against published standards and official guidance before it goes live. Spotted an error? Tell us and it will be corrected.