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Cm ↔ Inch Converter
To switch between centimeters and inches, multiply/divide by 2.54 accordingly.
Interactive Converter
Pick a mode, then enter values
Dec. places
Result
Mode
cm → inch
Expression
Recent
No conversions yet.
Formula
Quick reference
inches = centimeters ÷ 2.54
centimeters = inches × 2.54
1 inch equals exactly 2.54 cm.
Common Conversions
Helpful table
| cm | in |
|---|---|
| 5 | 1.97 |
| 10 | 3.94 |
| 15 | 5.91 |
| 30 | 11.81 |
| 100 | 39.37 |
| 250 | 98.43 |
Examples
Practical context
- Phone width ~7 cm, ~2.76 inches.
- 30 cm ruler ~11.81 inches.
- 1 meter = 100 cm = 39.37 inches.
Common Mistakes
Avoid errors
Multiplying by 2.54 when converting cm → inches is wrong; you should divide.
FAQ
Quick answers
Is 1 cm equal to 1 inch? No. 1 inch = 2.54 cm.
Why 2.54? It’s the precisefactor (exact conversion per international standard).
What’s 25 cm? 25 ÷ 2.54 ≈ 9.84 inches.
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