Online Calculator – Pounds to Kilograms (Kilos)

Free Calculator

Pounds to Kilograms Formula:

1 Pound = 0.45359237 Kilograms

Pounds to Kilograms Detailed Formula:

1 pound (lb) is equal to 0.45359237 kilograms (kg).

1 lb = 0.45359237 kg

The mass m in kilograms (kg) is equal to the mass m in pounds (lb) times 0.45359237:

m(kg) = m(lb) × 0.45359237


  • How many will be 40 pounds (lbs) to Kilogram/Kilos (kg)? – 40 pounds (lbs) to Kilogram/Kilos (kg) will be 18.1437 Kilogram/Kilos (kg)
  • How many will be .5 pounds (lbs) to Kilogram/Kilos (kg)? – .5 pounds (lbs) to Kilogram/Kilos (kg) will be 0.226796 Kilogram/Kilos (kg)
  • How many will be 50 pounds (lbs) to Kilogram/Kilos (kg)? – 50 pounds (lbs) to Kilogram/Kilos (kg) will be 22.6796 Kilogram/Kilos (kg)


Convert 5 lb to kilograms:

m(kg) = 5 lb × 0.45359237 = 2.268 kg

Pounds to Kilograms Definition

Our pounds to kilograms calculator is the best way to convert pounds to kilograms. Enter the weight in pounds (lbs) and the calculator will take care of converting pounds to kilograms in almost real time.

There are 1,000 grams in a kilogram. There are 16 ounces in a pound. A kilogram is roughly the weight of one liter of water. One kilogram is equal to approximately 2.2 pounds. If you’d like to convert kilograms to pounds, then checkout our Kilograms to Pounds Calculator.

How to Calculate Pounds to Kilograms

Let’s be honest – sometimes the best pounds to kilograms calculator is the one that is easy to use and doesn’t require us to even know what the pounds to kilograms formula is in the first place! But if you want to know the exact formula for calculating pounds to kilograms then please check out the “Formula” box above.

Pounds to Kilograms conversion table


Pounds (lb)Kilograms (kg)Kilograms+Grams (kg+g)
0 lb0 kg0 kg 0 g
0.1 lb0.045 kg0 kg 45 g
1 lb0.454 kg0 kg 454 g
2 lb0.907 kg0 kg 907 g
3 lb1.361 kg1 kg 361 g
4 lb1.814 kg1 kg 814 g
5 lb2.268 kg2 kg 268 g
6 lb2.722 kg2 kg 722 g
7 lb3.175 kg3 kg 175 g
8 lb3.629 kg3 kg 629 g
9 lb4.082 kg4 kg 82 g
10 lb4.536 kg4 kg 536 g
20 lb9.072 kg9 kg 72 g
30 lb13.608 kg13 kg 608 g
40 lb18.144 kg18 kg 144 g
50 lb22.680 kg22 kg 680 g
60 lb27.216 kg27 kg 216 g
70 lb31.751 kg31 kg 751 g
80 lb36.287 kg36 kg 287 g
90 lb40.823 kg40 kg 823 g
100 lb45.359 kg45 kg 359 g
1000 lb453.592 kg453 kg 592 g

6 Replies to “Online Calculator – Pounds to Kilograms (Kilos)

  1. Good article and right to the point. I don’t know if this is actually the best place to ask but do you guys have any thoughts on where to get some professional writers? Thanks 🙂

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