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1 Centimeter to Millimeters

1 centimeter is 10 millimeters. See the step-by-step breakdown and reference table below, or try a different value in the calculator.

1 cm = 10 mm
cm × 10 = mm
Try: 2 cm to mm 6 cm to mm
1 cm is also
1 cm = 0.00001 km 1 cm = 0.0000062137 mi 1 cm = 0.01 m 1 cm = 0.0328 ft 1 cm = 0.3937 in 1 cm = 0.0109 yd
cm
10 mm

Formula and Step-by-Step

cm × 10 = mm
  1. Start with 1 cm
  2. Multiply by 10: 1 × 10 = 10
  3. Result: 1 cm = 10 mm

Since 1 centimeter equals 10 millimeters, multiply any centimeter value by 10 to convert.

Other Centimeter to Millimeter Values

Centimeters (cm) Millimeters (mm)
1 cm 10 mm
2 cm 20 mm
5 cm 50 mm
10 cm 100 mm
15 cm 150 mm
20 cm 200 mm
25 cm 250 mm
50 cm 500 mm
75 cm 750 mm
100 cm 1,000 mm
250 cm 2,500 mm
500 cm 5,000 mm
1,000 cm 10,000 mm
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Frequently Asked Questions

1 centimeter equals 10 millimeters.
The formula is: cm × 10 = mm. See the cm to mm formula page for worked examples.
Use the millimeters to centimeter converter. The reverse formula is: mm ÷ 10 = cm.
The calculator uses the full-precision conversion factor for accuracy. Table values and displayed results are rounded for readability.
The conversion formula (cm × 10 = mm) is based on internationally defined standards. Displayed results are rounded for readability, while the calculator uses the full-precision factor.
person Written by Sean Day verified Reviewed by UnitCompare update Last updated Mar 28, 2026