Convert Stones to Pounds
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Converting Stones to Pounds
Converting stones to pounds is particularly important in the United Kingdom and Ireland, where the stone is commonly used for measuring human body weight.
Mathematical Relationship
The mathematical relation between stones and pounds is: 1 stone = 14 pounds. To convert a mass in stones to pounds, multiply the stone value by 14.
Common Conversion Values
| Stones | Pounds |
|---|---|
| 1 | 14 |
| 5 | 70 |
| 10 | 140 |
| 12 | 168 |
| 20 | 280 |
Unit Definitions
Stones
The stone (symbol: st) is a unit of mass in the imperial system equal to 14 pounds. It is primarily used in the United Kingdom and Ireland for measuring human body weight.
Pounds
The pound (symbol: lb) is a unit of mass in the imperial and US customary systems of measurement. The international avoirdupois pound is defined as exactly 0.45359237 kilograms.
Historical Context
The stone has been used as a weight measure in Britain since the Middle Ages, though its exact value varied by commodity and region until it was standardized at 14 pounds in the early 19th century.