Mass Units & Calculator

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Mass Units & Calculator

Mass is distinct from force. Kilograms and pounds here are mass units; newtons and pound-force belong to Force.

Detailed explanation & worked examples

Conversion method

Base value = input × source factor + source offset. Output = (base value − target offset) ÷ target factor. Only units from this family can be converted together.

Worked example

For the first two units below: 1 Milligram becomes 0.00100000 Gram.

Factors to kg
UnitMultiplierOffset
Milligram1.0E-60
Gram0.0010
Kilogram10
Metric tonne10000
Avoirdupois ounce0.0283495231250
Avoirdupois pound0.453592370
Stone6.350293180
US short ton907.184740
Imperial long ton1016.04690880

Mass is distinct from force. Kilograms and pounds here are mass units; newtons and pound-force belong to Force.

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