Inch to Centimeter Formula
The complete formula for converting inches (in) to centimeters (cm). See the formula, how it works, and worked examples below.
in × 2.54 = cm
How the Formula Works
To convert inches to centimeters, multiply the value by 2.54. This works because 1 inch equals 2.54 centimeters.
Worked Examples
1 in to cm
- Start with 1 in
- Multiply by 2.54: 1 × 2.54 = 2.54
- Result: 1 in = 2.54 cm
5 in to cm
- Start with 5 in
- Multiply by 2.54: 5 × 2.54 = 12.7
- Result: 5 in = 12.7 cm
10 in to cm
- Start with 10 in
- Multiply by 2.54: 10 × 2.54 = 25.4
- Result: 10 in = 25.4 cm
50 in to cm
- Start with 50 in
- Multiply by 2.54: 50 × 2.54 = 127
- Result: 50 in = 127 cm
100 in to cm
- Start with 100 in
- Multiply by 2.54: 100 × 2.54 = 254
- Result: 100 in = 254 cm
Reverse Formula: Centimeter to Inch
cm ÷ 2.54 = in
See the full Centimeter to Inch formula for worked examples.
Related
Frequently Asked Questions
The formula is: in × 2.54 = cm. See the worked examples above for step-by-step breakdowns, or use the Inch to Centimeter converter for instant results.
10 inches = 25.4 centimeters. Apply the formula: in × 2.54 = cm.