How it's calculated
st = lb ÷ 14
lb = pounds, st = stone. 1 stone = 14 lb; reverse lb = st × 14.
Common values
| Pounds | Stone |
|---|---|
| 14 lb | 1 st |
| 140 lb | 10 st |
| 168 lb | 12 st |
| 210 lb | 15 st |
Common questions
How many pounds are in a stone?
Exactly 14 international pounds, a value fixed by the UK Weights and Measures Act of 1835.
How do I write a weight in stones and pounds?
Divide pounds by 14 for whole stones, and the remainder is the leftover pounds, so 168 lb is 12 stone exactly.