There are 1000 milligrams in one gram. Therefore, 400 milligrams is equal to 400/1000 = 0.4 grams.
1 milligram = 0.001 gram400,000 milligrams = 400 grams
400 g = 400000 mg
400 grams = 400000 milligrams
There are about 28.5 grams in an ounce. 400 mg is 0.4 grams. Do the math!
1820 grams in a British gallon.
A milligram is 1/1000 of a gram, so the answer is 4 grams.
0.4 grams is 400 milligrams.
1 gram = 1,000 milligrams (that's what "milli-" means) 0.4 gram = (0.4 x 1,000) = 400 milligrams
745 milligrams = 0.745 grams
1 gram = 1,000 milligrams 2 grams = 2,000 milligrams 3 grams = 3,000 milligrams 3.5 grams = 3,500 milligrams
2500 grams = 2,500,000 milligrams
there are 0.77 grams in 770 milligrams