There are 10 decagrams in one hectogram. Therefore, 50 decagrams is equal to 50/10 = 5 hectograms.
1 hectogram = 10 decagrams so 45 hectograms = 45*10 = 450 dekagrams. Simple!
There are 100 decagrams in one kilogram. Therefore, 30 kilograms is equal to 30 x 100 = 3000 decagrams.
There are 100 decagrams in one kilogram. Therefore, 0.04 kilograms is equal to 0.04 x 100 = 4 decagrams.
100,000