Math
posted by Colton .
The dictionary has a mass of 4 kilograms. The thesaurus has a mass of 2300 grams. How much greater is the mass of the dictionary than the thesaurus?
A.1700g
B.1900g
C.2700g
D.4000g
C?

4kg = 4000g
subtract 4000  2300 = ?g