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Centimeters to Millimeters converter

Convert cm to mm instantly. Type any value and get the result in millimeters. 1 cm = 10 mm.

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Length›cm → mm
From
To
result below ↓
1 cm=
10mm
formula1 cm = 10 mm

Common centimeters → millimeters

=10 mm
=20 mm
=50 mm
=100 mm
=200 mm
=500 mm
=1,000 mm
=5,000 mm
=10,000 mm

Need a different value? .

Convert the other way
Millimeters to Centimeters

How to convert centimeters to millimeters

To convert centimeters to millimeters, multiply the value by 10.

Formula
mm = cm × 10

For example:

  • →5 cm = 50 mm
  • →100 cm = 1,000 mm

Quick reference

  • ▸1 cm = 10 mm
  • ▸1 mm = 0.1 cm

When you need to convert cm to mm

  • ·Clothing measurements — shirt length, pant inseam, fabric width.
  • ·Height conversion — converting your height between metric and imperial systems.
  • ·TV and monitor screen sizes — almost always quoted in inches.
  • ·Paper sizes — A4 vs US Letter, photo print dimensions.
  • ·Travel — reading road signs and distances abroad.

Frequently asked

How many millimeters are in 1 centimeter?
One centimeter equals 10 millimeters.
How do I convert cm to mm in my head?
Multiply the value in centimeters by 10 to get millimeters.
What is the formula for centimeters to millimeters?
mm = cm × 10.
What is the reverse — how many centimeters in 1 millimeter?
One millimeter equals 0.1 centimeters.

Related conversions

Millimeters to Centimeters
1 mm = 0.1 cm
Centimeters to Meters
1 cm = 0.01 m
Centimeters to Kilometers
1 cm = 1.0000e-5 km
Centimeters to Inches
1 cm = 0.393701 in
Meters to Millimeters
1 m = 1,000 mm
Kilometers to Millimeters
1 km = 1,000,000 mm
Inches to Millimeters
1 in = 25.4 mm
Feet to Millimeters
1 ft = 304.8 mm
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