At One Place

100 mg to g

100 milligrams in grams
100 mg = 0.1 g
g = mg × 0.001

100 milligrams is 0.1 grams. To get there, multiply by 0.001.

Values either side

Milligrams near 100, converted to grams.
Milligrams Grams
80 mg 0.08
85 mg 0.085
90 mg 0.09
95 mg 0.095
100 mg ← 0.1
110 mg 0.11
120 mg 0.12
125 mg 0.125
150 mg 0.15

How the conversion works

The relationship is g = mg × 0.001. Both units measure mass, so the conversion is a fixed factor that never changes.

Common questions

What is 100 mg in grams?
100 mg is 0.1 g.
How do you convert milligrams to grams?
Multiply by 0.001.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked