Millimetres to centimetres converter

Convert millimetres (mm) to centimetres (cm).

Length converter

Instant conversion

Edit either value. Decimals and scientific notation supported.

From value

Measurement format

From unit

To value

Measurement format

To unit

CONVERSION

1 mm ≈ 0.1 cm

Display precision

Precision changes displayed rounding, not calculation accuracy.

FORMULAcm = mm ÷ 10

FORMULA & EXAMPLES

How to convert Millimetres to centimetres

cm = mm ÷ 10

Divide the mm reading by 10.

Worked examples

25.4 mm ≈ 2.54 cm

25.4 ÷ 10 ≈ 2.54

1000 mm ≈ 100 cm

1000 ÷ 10 ≈ 100

Millimetres to centimetres table

Fixed reference · Millimetre to Centimetre

Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.

Millimetre (mm)	Centimetre (cm)
0	0
0.1	0.01
0.5	0.05
1	0.1
2	0.2
5	0.5
10	1
25	2.5
50	5
100	10
1000	100

Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.

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