It is -389.6
The answerer is 344
210 divided 6405 = 0.03278688524590164
1 gram = 1000 milligrams. So 6405 grams = 6405*1000 = 6405000 milligrams. Simple!
48+84+84=216
The total is 252
4 plus 80 = 84
420
136
26 plus 16 plus 84 is equal to 126.
96 plus 48 plus 84 is equal to 228.
84
84