Answer : The 100 grams mass in kilogram and centigram are, 0.1 kg and 10000 cg respectively.
Explanation :
The conversion used from gram to kilogram is:
1 gram = 0.001 kilogram
As we are given the mass 100 grams. Now we have to determine the mass in kilogram.
As, 1 gram mass = 0.001 kg
So, 100 gram mass =

The mass in kilogram is, 0.1 kg
The conversion used from gram to centigram is:
1 gram = 100 centigram
As we are given the mass 100 grams. Now we have to determine the mass in centigram.
As, 1 gram mass = 100 centigram (cg)
So, 100 gram mass =

The mass in centigram is, 10000 centigram