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conversion

Length converter

Convert between common length units instantly.

1 cm

1 mm = 0.1 cm

How to convert length units

Centimetres = millimetres ÷ 10. For example, 10 mm = 1 cm.

Metric conversions use powers of ten. For imperial units, 1 inch is exactly 2.54 cm and 1 foot is exactly 12 inches.