Millimeters to Centimeters Converter (mm to cm)
Convert millimeters to centimeters instantly with our free mm to cm calculator. Enter a value to see the result.
How to convert millimeters to centimeters
To change mm into cm, use this formula:
Example: to convert 25 mm to cm, calculate 2.5 cm. To go the other way, use mm = cm ÷ 0.1.
Popular millimeters to centimeters conversions
- 1 mm to cm = 0.1 cm
- 2 mm to cm = 0.2 cm
- 3 mm to cm = 0.3 cm
- 5 mm to cm = 0.5 cm
- 10 mm to cm = 1 cm
- 15 mm to cm = 1.5 cm
- 20 mm to cm = 2 cm
- 25 mm to cm = 2.5 cm
- 30 mm to cm = 3 cm
- 40 mm to cm = 4 cm
- 50 mm to cm = 5 cm
- 60 mm to cm = 6 cm
- 70 mm to cm = 7 cm
- 80 mm to cm = 8 cm
- 90 mm to cm = 9 cm
- 100 mm to cm = 10 cm
Millimeters to Centimeters conversion chart
| Millimeters (mm) | Centimeters (cm) |
|---|---|
| 1 mm | 0.1 cm |
| 2 mm | 0.2 cm |
| 5 mm | 0.5 cm |
| 10 mm | 1 cm |
| 20 mm | 2 cm |
| 25 mm | 2.5 cm |
| 50 mm | 5 cm |
| 75 mm | 7.5 cm |
| 100 mm | 10 cm |
| 250 mm | 25 cm |
| 500 mm | 50 cm |
| 1,000 mm | 100 cm |
When do you need mm to cm conversion?
This conversion is commonly used for travel, construction, DIY projects, sewing, sports and school homework. Different countries and industries use different units, so converting millimeters to centimeters helps you compare measurements accurately.
Frequently asked questions
How many centimeters are in 1 millimeters?
1 mm equals 0.1 cm.
How do I convert millimeters to centimeters?
Use the formula cm = mm × 0.1. For example, 25 mm = 2.5 cm.
What is 10 mm in cm?
10 mm = 1 cm.
What is 100 mm in cm?
100 mm = 10 cm.
How do I convert cm back to mm?
Use mm = cm ÷ 0.1. You can also use our Centimeters to Millimeters converter.
Is this mm to cm converter accurate?
Yes. It uses standard international conversion factors and shows up to 6 significant digits.