Centimeters to Inches Converter
Convert centimeters to inches with a free calculator
How to Convert Centimeters to Inches
Formula: 1 cm = 0.3937007874 in
Multiply your centimeters value by 0.3937007874 to get the equivalent in inches. The conversion factor 0.3937007874 is based on the internationally accepted definitions of both units.
Centimeters to Inches Reference Table
| Centimeters (cm) | Inches (in) |
|---|---|
| 1 cm | 0.3937007874 in |
| 5 cm | 1.968503937 in |
| 10 cm | 3.937007874 in |
| 25 cm | 9.842519685 in |
| 50 cm | 19.68503937 in |
| 100 cm | 39.37007874 in |
| 500 cm | 196.8503937 in |
| 1000 cm | 393.7007874 in |
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Frequently Asked Questions
How many inches are in 1 cm? +
1 centimeter equals 0.393701 inches. To convert, divide the cm value by 2.54.
What is 10 cm in inches? +
10 cm is about 3.937 inches. A quick mental shortcut: divide cm by 2.5 for a rough estimate.
Why does the US use inches instead of centimeters? +
The US inherited the imperial system from Britain before metrication. Congress authorized metric use in 1866 but never mandated it, so inches stuck around.
How do I convert cm to inches on a ruler? +
Most rulers have cm on one edge and inches on the other. Otherwise, multiply cm by 0.3937 or divide by 2.54.