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Calculators » Conversion » Weight » Gr to oz/ Oz 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 ounces and ounces to grains.
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1 ounce (oz) = 437.5 grains (gr)
1 grain (gr) = 0.0022857 ounces (oz)