CM to MM Converter

Instantly calculate! Your online conversion tool always at hand to easily convert centimeters to millimeters. Perfect for engineering, crafting, manufacturing, and everyday metric conversions. Simply enter your value and get accurate results immediately.

How to Convert CM to MM

mm = cm × 10

1 cm = 10 mm
1 mm = 0.1 cm

Example: convert 5 cm to mm:
5 cm = 5 × 10 = 50 mm

CM to MM

Value:

Convert to:

From centimeters to millimeters

1 cm = 10 mm

Quick Conversion Table

CM	MM
0.1	1
0.5	5
1	10
2	20

CM	MM
3	30
5	50
7.5	75
10	100

CM	MM
15	150
20	200
25	250
50	500

About the Units

Centimeter (cm)

A centimeter is a unit of length in the metric system equal to one hundredth of a meter (0.01 m) or 10 millimeters. Centimeters are commonly used worldwide for everyday measurements, body measurements, clothing sizes, and in many scientific applications. The abbreviation "cm" is standard internationally.

Millimeter (mm)

A millimeter is a unit of length in the metric system equal to one thousandth of a meter (0.001 m) or one tenth of a centimeter (0.1 cm). Millimeters are widely used for precise measurements in engineering, manufacturing, science, and everyday life. The abbreviation "mm" is universally recognized.

Frequently Asked Questions

How many mm in 1 cm?

1 cm equals exactly 10 mm (millimeters).

How to convert cm to mm?

To convert cm to mm, multiply the centimeter value by 10. For example, 5 cm = 5 × 10 = 50 mm.

What is 5 cm in mm?

5 cm equals 50 mm. Simply multiply 5 by 10.

What is 10 cm in mm?

10 cm equals 100 mm. The calculation is 10 × 10 = 100 mm.

Is 10 mm the same as 1 cm?

Yes, 10 mm is exactly equal to 1 cm. Both represent the same length in the metric system.

How to measure mm and cm?

Use a metric ruler or tape measure. The larger numbered marks are centimeters, and the smaller divisions between them are millimeters (10 per cm).

What is the difference between cm and mm?

A centimeter is 10 times larger than a millimeter. 1 cm = 10 mm. Centimeters are used for general measurements, while millimeters provide more precision.

How many cm is 25 mm?

25 mm equals 2.5 cm. Divide the millimeter value by 10: 25 ÷ 10 = 2.5 cm.

How to convert cm to inches?

To convert cm to inches, divide by 2.54. For example, 10 cm = 10 ÷ 2.54 = 3.937 inches.

Quick way to convert cm to mm?

Simply move the decimal point one place to the right. For example, 3.5 cm becomes 35 mm, and 12 cm becomes 120 mm.