Convert Centimeters (cm) to Inches (in)
Centimeters and inches are two of the most commonly used units of length. One centimeter equals approximately 0.393701 inches, or equivalently, one inch equals exactly 2.54 centimeters. This converter makes it easy to switch between metric and imperial length measurements for everyday tasks, crafts, and engineering.
= 4.72 in
≈ 25/64 in
Conversion Formula
Reverse: cm = inches × 2.54
Conversion Examples
Centimeter to Inch Table
| Centimeter (cm) | Inch (in) | Fraction |
|---|---|---|
| 1 | 0.3937 | 25/64 |
| 2 | 0.7874 | 25/32 |
| 3 | 1.1811 | 1 3/16 |
| 4 | 1.5748 | 1 37/64 |
| 5 | 1.9685 | 1 31/32 |
| 6 | 2.3622 | 2 23/64 |
| 7 | 2.7559 | 2 3/4 |
| 8 | 3.1496 | 3 5/32 |
| 9 | 3.5433 | 3 35/64 |
| 10 | 3.937 | 3 15/16 |
| 11 | 4.3307 | 4 21/64 |
| 12 | 4.7244 | 4 23/32 |
| 13 | 5.1181 | 5 1/8 |
| 14 | 5.5118 | 5 33/64 |
| 15 | 5.9055 | 5 29/32 |
| 16 | 6.2992 | 6 19/64 |
| 17 | 6.6929 | 6 11/16 |
| 18 | 7.0866 | 7 3/32 |
| 19 | 7.4803 | 7 31/64 |
| 20 | 7.874 | 7 7/8 |
Unit Definitions
What is a Centimeter (cm)?
A centimeter is a unit of length in the metric system equal to one hundredth of a meter (0.01 m). It is part of the International System of Units (SI).
History
The centimeter was introduced as part of the metric system in France in 1795. The metric system was created during the French Revolution to establish a universal, rational system of measurement. The centimeter became widely adopted globally throughout the 19th and 20th centuries.
Current Use
Centimeters are used worldwide for everyday measurements including body height, object dimensions, and clothing sizes. They are the default small-length unit in most countries outside the United States.
Learn more about CentimeterWhat is a Inch (in)?
An inch is a unit of length in the imperial and US customary systems, defined as exactly 2.54 centimeters or 1/12 of a foot.
History
The inch has roots in ancient measurement systems, originally based on the width of a human thumb. The word comes from the Latin 'uncia,' meaning one-twelfth. In 1959, the international yard and pound agreement standardized the inch at exactly 25.4 millimeters.
Current Use
Inches are primarily used in the United States, United Kingdom, and Canada for everyday measurements. They are standard for measuring screen sizes, paper dimensions, and construction materials.
Learn more about Inch