2.8
10 mg = 1 cg, so 1.5804 cg is the same as 15.804 mg.
Yes, 0.667 mg is equal to 66.7 cg. This is because 1 mg (milligram) is equal to 100 cg (centigrams). Therefore, to convert 0.667 mg to centigrams, you multiply by 100, resulting in 66.7 cg.
37.6 cg = 376 mg
10 mg = 1 cg so 53 mg = 53/10 = 5.3 cg. Simple!
10 mg = 1 cg so 0.0018 mg = 0.0018/10 = 0.00018 cg. Simple!