weight

Pounds to Kilograms

lb → kg — instant conversion with formula and AI explanation.

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0.00 LB0.00 KG
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</> Formula

formula.ts
kg = lb × 0.45359237
AI

Explanation

One pound equals 0.45359237 kilograms. Multiply your pounds value by this constant to get kilograms — the SI unit of mass used worldwide.

Common Examples

1.00 lb0.45 kg
10.00 lb4.54 kg
150.00 lb68.04 kg
200.00 lb90.72 kg

FAQ

How many kg in a pound?

Exactly 0.45359237 kilograms in one international avoirdupois pound.

Is this exact?

Yes — the conversion factor is defined by international agreement and is exact.

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