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Lbs to Kg Calculator

Convert pounds to kilograms and back. Exact formula (1 lb = 0.45359237 kg) with live two-way input.

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Formula: 1 lb = 0.45359237 kg. Multiply pounds by 0.45359237 to get kilograms; divide kilograms by 0.45359237 (or multiply by 2.2046226) to get pounds.

Weight Conversion Table

KilogramsPounds (lb)Ounces (oz)
1 kg2.235.3
5 kg11.02176.4
10 kg22.05352.7
20 kg44.09705.5
30 kg66.141,058.2
40 kg88.181,411
50 kg110.231,763.7
60 kg132.282,116.4
70 kg154.322,469.2
80 kg176.372,821.9
90 kg198.423,174.7
100 kg220.463,527.4

Frequently Asked Questions about the Lbs to Kg Calculator

How many kilograms in a pound?
1 pound = 0.45359237 kilograms exactly. For a quick mental estimate, divide pounds by 2.2.
What is 1 lb in kg?
1 lb equals 0.4536 kg (rounded to 4 decimals). Type 1 in the lb field to see the precise result.
How do I convert kg to lbs without a calculator?
Multiply kilograms by 2.2046. For a rough estimate, double the number and add 10 percent.
What is 150 lbs in kg?
150 pounds equals 68.04 kg.
What is 200 lbs in kg?
200 pounds equals 90.72 kg.
Where is the avoirdupois pound used?
The avoirdupois pound (the standard lb most people mean) is used in the US, UK, Canada, and other Commonwealth countries for everyday weight. Scientific contexts always use kilograms.