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Milligrams to grains

1 milligram in grains
1 mg = 0.015432 gr
gr = mg × 0.01543235835

To convert milligrams to grains, multiply by 0.01543235835. The table below gives the values people look up most often, and the converter works for any number.

Milligrams to grains table

Common milligram values converted to grains.
Milligrams Grains
1 mg 0.015432
2 mg 0.030865
3 mg 0.046297
4 mg 0.061729
5 mg 0.077162
10 mg 0.15432
15 mg 0.23149
20 mg 0.30865
25 mg 0.38581
30 mg 0.46297
40 mg 0.61729
50 mg 0.77162
75 mg 1.157427
100 mg 1.543236
250 mg 3.85809
500 mg 7.716179
1,000 mg 15.43236

How the conversion works

The relationship is gr = mg × 0.01543235835. Both units measure mass, so the conversion is a fixed factor that never changes.

Common questions

How many grains are in one milligram?
One milligram equals 0.015432 grains. gr = mg × 0.01543235835.
How do you convert milligrams to grains?
Use gr = mg × 0.01543235835. So 10 mg is 0.15432 gr.
How many milligrams are in one grain?
One grain equals 64.79891 milligrams, which is the reverse of the conversion above.

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