About 2/5 of one pound.
180 grams is 0.4 pound.
180 pounds = 81.65 kilograms.
On Earth, 453.6 grams of mass weigh one pound.
The number of grams in a pound is fixed. It does not matter what the material is: 1 pound = 454 grams.
On earth, 453.6 grams of mass weigh 1 pound, and 180 grams would weigh 0.3968 pounds. (rounded) There are lots of metric conversion calculators out there on the web, here is one ---> http://www.worldwidemetric.com/metcal.htm
One pound is is about 4.5 times heavier than 100 grams.
About 453.6 grams per pound.
180 grams is 0.3968 pounds.
180 grams is 6.35 ounces.
There are 1000 grams in one kilogram. Therefore, 180 grams is equal to 180/1000 = 0.18 kilograms.
453.6 grams is equal to one pound.
180 lbs = 81,646.6 grams.