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# Convert inches to mm - Convert mm to inches

## Convert inches to millimeters and vice versa

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## Inches and Millimeters

The inch and the millimeter are both widely used units of length in the metric system and the imperial system, respectively.

The inch is an old imperial unit that is still widely used in countries such as the United States and the United Kingdom. It is equal to 1/12 of a foot or about 2.54 centimeters. In many applications, especially in industry and engineering, the inch is a standard unit. For example, monitors are often advertised by their diagonal size in inches, and the sizes of screws and bolts are also often expressed in inches.

The millimeter, on the other hand, is a unit of length in the metric system, which is used by most of the world. It is equal to 1/1000 of a meter. Because the metric system is decimal, converting millimeters to other metric units is simple and intuitive. Millimeters are often used in technical drawings and designs, as well as in everyday measurements where accuracy is important.

To convert inches to millimeters, you can multiply the value in inches by 25.4. This is because 1 inch is equal to 25.4 millimeters. Conversely, to convert millimeters to inches, divide the value in millimeters by 25.4.

Here is the mathematical formulation for these conversions:

To convert inches to millimeters:

`1 inch = 25.4 millimeters`

To convert millimeters to inches:

`1 millimeter = 0.0393701 inch`

It is important to note that while these conversions are accurate, the precise measurements can vary depending on the specific standards used in different industries or countries.

### Conversion table from inch to mm

Inches Millimeters