1 gram = 1000 milligrams so 5.67 = 5.67*1000 mg = 5670 mg. Simple!
567 pounds is 257,187 grams.
About 567.
That is 2.5 cups
567 g = 20.0003 oz
It is 1/567 of a pound
4.5 grams = 4,500 mg
17 mg is .017 grams
1.2 mg = 0.0012 grams
0.751 grams is 751 mg.
There are 12,350 mg in 12.35 grams.
855mg is 0.855 grams (mg x 0.001 = grams).
280mg is 0.28 grams (divide mg by 1,000 to get grams).