centimetre to inch — free converter
Formula
inch = centimetre × 0.393701
Worked example
15 centimetres = 5.90551 inches.
Conversion table
| Centimetre | Inch |
|---|---|
| 1 centimetres | 0.393701 inches |
| 2 centimetres | 0.787402 inches |
| 5 centimetres | 1.9685 inches |
| 10 centimetres | 3.93701 inches |
| 25 centimetres | 9.84252 inches |
| 50 centimetres | 19.685 inches |
| 100 centimetres | 39.3701 inches |
What these units mean
A centimetre is the small metric step you see on a school ruler and on a sewing tape. An inch is the imperial step used on rulers in the United States and for screen sizes. When you change from centimetres to inches, you are simply expressing the same amount on a different scale, so the quantity itself does not change — only the number and the unit label do. A quick everyday check helps: picture the amount in your own life first, then let the converter do the arithmetic, and the result should feel roughly right before you use it for a purchase, a recipe or a journey.
FAQs about centimetre to inch
How many inches are in 1 centimetre?
1 centimetre = 0.393701 inch.
What is the formula for centimetre to inch?
inch = centimetre × 0.393701. This conversion is a multiplication by a fixed standard factor.
What is 15 centimetres in inches?
15 centimetres = 5.90551 inches.
How do I convert inches back to centimetres?
Use the reverse page: inch to centimetre. The converter on that page swaps the direction for you.
Is the centimetre to inch result exact?
The factor is the standard published factor, and the converter shows the result rounded for reading. For everyday use this is exact enough; for engineering or laboratory work, check the rounding your task requires.