SSo the question is what mass is greater: 5.2 grams or 500 centigrams. To answer that we need to know how many centigrams are there in a gram. So 1 centigram is 0.01 gram. So in this case, 500 centigrams is equal to 5 grams. So the conclusion is that 500 centigrams is less than 5.2 grams.