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2 centimeters to millimeters

2 centimeters = 20 millimeters

Rounded to a practical precision: 20 mm.

How the calculation works

One centimeter is 10 millimeters, so:

2 cm × 10 = 20 mm

Reversing it, 20 millimeters ÷ 10 returns 2 centimeters.

Nearby values

CentimetersMillimeters
0.5 cm5 mm
1 cm10 mm
1.5 cm15 mm
2 cm20 mm
2.5 cm25 mm
3 cm30 mm
3.5 cm35 mm
4 cm40 mm

About these units

Centimeter (cm) — A centimetre is one hundredth of a metre, the everyday metric unit for body measurements and small objects.

Millimeter (mm) — A millimetre is one thousandth of a metre and is the default unit on engineering drawings and rulers.

Frequently asked questions

How many millimeters is 2 centimeters?

2 centimeters is 20 millimeters.

How do I convert centimeters to millimeters myself?

Multiply by 10. To go back, divide by 10 — or multiply by 0.1.

Is this figure exact?

The conversion factor between the centimeter and the millimeter is fixed by definition. The figure above is rounded for readability; the converter carries full precision.

Convert other values

Full centimeters to millimeters converter · All length converters