Convert 0.4 Grams to Milligrams
How heavy is 0.4 grams? How much does 2⁄5 of a gram weigh in milligrams? 0.4 g to mg conversion.
From
To
swap units ↺
0.4 Grams =
400 Milligrams
exact result
Decimal places
Result in Plain English
0.4 grams is equal to exactly 400 milligrams.
From a Percentage
40% of a gram = 400 milligrams.
In Scientific Notation
0.4 grams
= 4 x 10-1 grams
= 4 x 102 milligrams
Grams
A gram is a unit of weight equal to 1/1000th of a kilogram. A gram is the approximate weight of a cubic centimeter of water.Abbreviation: g
Milligrams
A milligram is 1/1000th of a gram. It is the approximate weight of a cube of water 1 millimeter on a side.Abbreviation: mg