Convert Centimeters to Inches
Convert centimeters to inches online. Fast, accurate, and free unit converter.
How to Convert Centimeters to Inches
- Take the number of centimeters you want to convert.
- Divide by 2.54 (since 1 inch = 2.54 cm exactly).
- The result is the measurement in inches.
Quick Reference
| Centimeters | Inches |
|---|---|
| 1 Centimeters | 1 Inches |
| 5 Centimeters | 5 Inches |
| 10 Centimeters | 10 Inches |
| 20 Centimeters | 20 Inches |
| 30 Centimeters | 30 Inches |
| 50 Centimeters | 50 Inches |
Use Cases
- •Converting clothing or shoe sizes between European (cm) and US/UK (inch) sizing charts.
- •Reading product dimensions from international e-commerce sites.
- •Converting your height from centimeters to feet and inches for US-style forms.
Formula
To convert centimeters to inches, divide the number of centimeters by 2.54.
Frequently Asked Questions
How many inches is 1 cm?
1 cm ≈ 0.3937 inches.
How to convert 30 cm to inches?
30 ÷ 2.54 ≈ 11.81 inches.
How many inches is 180 cm?
180 ÷ 2.54 ≈ 70.87 inches (about 5 ft 11 in).
How many centimeters is a standard sheet of paper (8.5 × 11 inches)?
8.5 in × 2.54 = 21.59 cm wide; 11 in × 2.54 = 27.94 cm tall.
How do I convert cm to inches without a calculator?
A quick estimate: multiply cm by 0.4. For example, 50 cm × 0.4 = 20 inches (exact: 19.69 inches).
What is 170 cm in feet and inches?
170 ÷ 2.54 = 66.93 inches = 5 feet 6.93 inches (approximately 5 ft 7 in).