Inch (in) to Centimetre (cm) Converter
1 in = 2.54 cm
To convert Inch (in) to Centimetre (cm), multiply the value by 2.54 — one in is exactly 2.54 cm. Both are units of Length. The table below lists the most-searched conversions, and the converter handles any value.
Formula
cm = in × 2.54in to cm conversion table
Frequently asked questions
How many cm are in 1 in?+
1 Inch equals 2.54 Centimetre, so 1 in = 2.54 cm.
What is the formula to convert in to cm?+
Multiply the number of Inch by 2.54. In other words: cm = in × 2.54.
How much is 1 in in cm?+
1 Inch = 2.54 Centimetre (1 in = 2.54 cm).
Is this conversion exact?+
Yes. The factor used is the unit’s official definition; results are rounded to 10 significant digits for readability.