# Centimeters to Inches converter

## How to convert centimeters to inches?

To convert centimeters to inches, you can use the following formula: **Inches = Centimeters / 2.54**

Simply divide the number of centimeters by 2.54 to get the equivalent length in inches. This conversion is based on the fact that there are 2.54 centimeters in an inch.

*d*_{(in)} = *d*_{(cm)} / 2.54

#### Example

Convert 30 cm to inches:

*d*_{(in)} = 30cm / 2.54 = 11.811023622in

### How many inches in a centimeter?

There are approximately 0.393701 inches in a centimeter. To be more precise, the exact conversion factor is 1 centimeter equals 0.3937007874 inches. However, for most practical purposes, you can use the approximate value of 0.393701 inches per centimeter.

1cm = 0.393701in

### How many centimeters in an inch?

There are 2.54 centimeters in an inch. This is the exact conversion factor for inches to centimeters. So, when you want to convert from inches to centimeters, you can multiply the number of inches by 2.54 to get the equivalent length in centimeters.

1in = 2.54cm

### What is a Centimeter?

A centimeter (cm) is a unit of length in the metric system, which is the most widely used system of measurement in the world, including Europe, most of Asia, and many other countries. It is based on powers of 10, making it a decimal system, which makes conversions between different units of measurement relatively easy.

### What is a Inch?

An inch is a unit of length or distance commonly used in the United States, as well as in a few other countries that have not adopted the metric system. It is part of the imperial and U.S. customary systems of measurement. The abbreviation for an inch is "in" or sometimes double quotes (").

One inch is equivalent to exactly 2.54 centimeters in the metric system. In the imperial and U.S. customary systems, 12 inches make up one foot. So, it is a smaller unit of measurement in those systems, used for shorter distances, such as measuring the length of a book, the height of a person, or the dimensions of smaller objects.

### Decimal inches and Fractional inches

Inches can be expressed in two primary ways: as inches in decimal form and as inches in fraction form. Here's an explanation of each:**Inches in Decimal Form**: This is the more precise and common way to represent inches in a decimal format. This format is often used in scientific and engineering contexts where precise measurements are important. It's also the format used when converting inches to centimeters, where 1 inch is exactly equal to 2.54 centimeters.**Inches in Fraction Form**: In everyday use, especially in carpentry and construction, measurements are often expressed in fraction form. This format is more convenient for many practical applications where precise decimal measurements are not necessary.

### Popular cm to in conversion table

Centimeters (cm) | Inches " (decimal) | Inches " (fraction) |
---|---|---|

0.01 cm | 0.0039370 in | 0 in |

0.1 cm | 0.0393701 in | ³/₆₄ in |

1 cm | 0.3937008 in | ²⁵/₆₄ in |

2 cm | 0.7874016 in | ²⁵/₃₂ in |

3 cm | 1.1811024 in | 1 ³/₁₆ in |

4 cm | 1.5748031 in | 1 ³⁷/₆₄ in |

5 cm | 1.9685039 in | 1 ³¹/₃₂ in |

6 cm | 2.3622047 in | 2 ²³/₆₄ in |

7 cm | 2.7559055 in | 2 ³/₄ in |

8 cm | 3.1496063 in | 3 ⁵/₃₂ in |

9 cm | 3.5433071 in | 3 ³⁵/₆₄ in |

10 cm | 3.9370079 in | 3 ¹⁵/₁₆ in |

20 cm | 7.8740157 in | 7 ⁷/₈ in |

30 cm | 11.8110236 in | 11 ¹³/₁₆ in |

40 cm | 15.7480315 in | 15 ³/₄ in |

50 cm | 19.6850394 in | 19 ¹¹/₁₆ in |

60 cm | 23.6220472 in | 23 ⁵/₈ in |

70 cm | 27.5590551 in | 27 ⁹/₁₆ in |

80 cm | 31.4960630 in | 31 ¹/₂ in |

90 cm | 35.4330709 in | 35 ⁷/₁₆ in |

100 cm | 39.3700787 in | 39 ³/₈ in |

See also