Pound to Hundredweight (UK) Converter
Weight · unit-converter
Convert Pound to Hundredweight (UK) with a fixed input and output unit, step-by-step formula line, and reference tables. All calculations use gram-based factors (international avoirdupois pound and metric definitions). The full Weight Converter also includes carat, grain, and US/UK hundredweight.
Calculator
From: Pound (lb)
To: Hundredweight (UK) (cwt_uk)
About Pound
The international avoirdupois pound is exactly 0.45359237 kg. It is the standard pound for weight in the US and for many trade weights.
About Hundredweight (UK)
The UK hundredweight (long hundredweight) is 112 lb, about 50.802 kg. It appears in legacy UK trade and agriculture references.
How to convert pounds to hundredweight (uk)
1 pound is equal to 0.00892857142857 hundredweight (uk):
1 lb = (453.59237 g ÷ 50802.34544 g) cwt_uk = 0.00892857142857 cwt_uk
Each pound is defined as 453.59237 g and each hundredweight (uk) as 50802.34544 g, so one lb equals 453.59237 ÷ 50802.34544 cwt_uk = 0.00892857142857 cwt_uk.
Let w(lb) be the numeric value of the same mass measured in Pound (lb), and w(cwt_uk) the value in Hundredweight (UK) (cwt_uk). Then:
w(cwt_uk) = w(lb) × (453.59237 / 50802.34544)
Equivalently, divide by how many lb fit into one cwt_uk (grams per cwt_uk divided by grams per lb):
w(cwt_uk) = w(lb) ÷ 111.99999999999999
Or: hundredweight (uk) = pound ÷ 111.99999999999999
Examples
Example #1: Convert 20 lb to hundredweight (uk)
20 lb = 20 lb × (453.59237/50802.34544) cwt_uk = 0.1785714286 cwt_uk
20 lb = 20 lb ÷ 111.99999999999999 = 0.1785714286 cwt_uk
Example #2: Convert 50 lb to hundredweight (uk)
50 lb = 50 lb × (453.59237/50802.34544) cwt_uk = 0.4464285714 cwt_uk
50 lb = 50 lb ÷ 111.99999999999999 = 0.4464285714 cwt_uk
Summary
To convert Pound to Hundredweight (UK), multiply the value in lb by the ratio of grams per lb divided by grams per cwt_uk. Equivalently: value_cwt_uk = value_lb × (453.59237 / 50802.34544). Numerically, 1 lb equals 0.00892857142857143 cwt_uk.
Relationship context
Both units belong to imperial / UK (stone, long ton, pound, ounce). Relationships such as 16 oz per lb and 14 lb per stone are exact in the avoirdupois system; tons use fixed pound counts. This tool uses international definitions tied to the kilogram.
Conversion tables
| Pound (lb) | Hundredweight (UK) (cwt_uk) |
|---|---|
| 0.1 | 0.0008928571 |
| 1 | 0.0089285714 |
| 2 | 0.0178571429 |
| 3 | 0.0267857143 |
| 4 | 0.0357142857 |
| 5 | 0.0446428571 |
| 6 | 0.0535714286 |
| 7 | 0.0625 |
| 8 | 0.0714285714 |
| 9 | 0.0803571429 |
| Pound (lb) | Hundredweight (UK) (cwt_uk) |
|---|---|
| 10 | 0.0892857143 |
| 20 | 0.1785714286 |
| 30 | 0.2678571429 |
| 40 | 0.3571428571 |
| 50 | 0.4464285714 |
| 60 | 0.5357142857 |
| 70 | 0.625 |
| 80 | 0.7142857143 |
| 90 | 0.8035714286 |
| 100 | 0.8928571429 |