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Calculators » Conversion » Weight » Gr to mg/ Mg to gr
Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can calculate weight/ mass unit conversion from grains to milligrams and milligrams to grains.
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1 milligram (mg) = 0.0154324 grains (gr)
1 grain (gr) = 64.79891 milligrams (mg)