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Grams to Ounces Calculator

Convert masses between grams, ounces, pounds, and kilograms.

Formula shown0 inputs definedFree, no sign-up

Quick Summary

Use this when you need:
  • Convert ingredient masses between metric and US customary units
  • Check parcel weights quoted in pounds against gram based documentation
  • Teach science students how ounces relate to grams
You’ll get:Mass

Calculator Tool

How this is calculated

Formula:

mass_target = mass_source * (source_to_grams / target_to_grams)

In plain language:

Grams are the base unit, so we convert any entry into grams and then scale it into ounces, pounds, or kilograms as requested.

The formula is always visible so you can verify the math and explain your numbers to anyone who asks.

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What these terms mean

Mass

Mass used in the calculation.

When to use this calculator

  • Convert ingredient masses between metric and US customary units
  • Check parcel weights quoted in pounds against gram based documentation
  • Teach science students how ounces relate to grams
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