You can use a simple formula to convert centimetres (cm) to inches. Since 1 inch is equal to 2.54 centimetres, you can convert by dividing the centimetre measurement by 2.54.
Formula
Inches= Centimetres/2.54
Example
If you have 10 cm and want to convert it to inches:
10 cm÷2.54=3.94 inches10 \, \text{cm} \div 2.54 = 3.94 \, \text{inches}10cm÷2.54=3.94inches
Quick Reference
- 10 cm = 3.94 inches
- 20 cm = 7.87 inches
- 50 cm = 19.69 inches
This method provides an accurate conversion for everyday use. You can also use online calculators or conversion tools for convenience.







