Convert milligrams to grams

Explanation

From this page you can convert milligrams to grams (or mg to g) simply, by using the application above.

In case you are wondering, to convert from milligrams to grams you need to multiply by 0.001. This factor is calculated using the respective definitions of the two units you can find below.

Formula

1 mg=0.001 g

milligramsmg

dimension	mass
system	International system of units (SI)
symbol	mg

The milligram (mg) is a unit of mass in the International System of Units.

Definition of the milligram

One milligram is equal to 0.000001 kilograms.

Some Facts

A concentration of cyanide in excess of 3 milligrams per liter of blood is generally deadly. It's only 3 parts per million.

Prefix

milli

10^-3

The prefix milli- comes from the Latin mille meaning a thousand. The associated multiplicative factor is 0.001 or 10^-3.

SI Mass Units

nanogram	ng	0.000000001
microgram	µg	0.000001
milligram	mg	0.001
gram	g	1
kilogram	kg	1000
megagram	Mg	1000000

The International System of Units

The International System of Units or SI (from the French Système international (d'unité)), also called metric system in the U.S., is a coherent system of units that was published 1960. It is official in nearly every country.

The General Conference on Weights and Measures (Conférence générale des poids et mesures) is tasked with overseeing the SI.

Related Conversions

gramsg

dimension	mass
system	International system of units (SI)
symbol	g
search alias	gm

The gram (g) is a unit of mass in the International System of Units.

Definition of the gram

One gram is equal to 0.001 kilograms.

History

The gram was introduced in 1795 by the French National Convention as "the absolute weight of a volume of pure water equal to that of a cube of one hundredth of a meter side, at melting ice temperature".

It was replaced by the kilogram as the base unit of mass in 1960 for the creation of the SI.

Equivalences

One gram is equivalent to:

SI Mass Units

nanogram	ng	0.000000001
microgram	µg	0.000001
milligram	mg	0.001
gram	g	1
kilogram	kg	1000
megagram	Mg	1000000

The International System of Units

The General Conference on Weights and Measures (Conférence générale des poids et mesures) is tasked with overseeing the SI.