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Math & conversions

Unit converter

Convert length, mass and temperature without guesswork.

Your numbers

Your result

Converted value
0.001 km
Rounded for display. See method below.

How it works

Length and mass use fixed conversion factors. °F = °C × 9/5 + 32; K = °C + 273.15.

What to keep in mind

Only compatible units can be converted. Temperatures below absolute zero are rejected.

Worked example

Value: 1; m → km.

Converted value: 0.001.