Inches to cm

Welcome to inches to cm, our website about the length conversion from the US measurement inch to centimeters in the metric system.

If you have been asking yourself how to convert inches to centimeters, or if you have simply typed inch to cm in your favorite search engine, then you have come to the right site, too. 🙂

Here you will not only learn how to convert inches to centimeters, but you can also find a calculator and additional information on the units of length.

For inches we either use the symbol ″ or in, whereas the centimeter abbreviation is cm.

Keep reading to learn all about the unit conversion.



How to Convert Inches to cm?

Converting ” to cm is straightforward:

As one inch equals 2.54 cm, the formula to convert inches to cm is: [cm] = [in] * 2.54.

This can also be written like [cm] = [″] * 2.54, and in daily use the approximation cm ≈ inches x 2.5 is often precise enough.

One inch = 2.54 cm
One cm ≈ 0.3937 inches

To get the value in cm you have to multiply the amount of inches with 2.54.

For example, to obtain the equivalent of three inches we multiply 3 with 2.54 and get 7.62 centimeters.

Another illustration of converting inches to centimeters with a fraction of 1/2″:

We multiply 0.5 with 2.54, or divide 2.54 by 2 and get 1.27 centimeters.

Here you can learn how to change cm to inches.

The conversion is really that easy.

However, there is even a simpler way to convert inch to cm.

Just use our converter in the next section, or head over to the search form in the sidebar of this page, where you can find all ″ cm conversion we have calculated so far.

About our Converter Inch to cm

To use our inch to cm app at the top of this article you enter the value in inches in the second field labelled ″.

Use a decimal point instead of fractions.

If you have some feet as well then insert them in the first field denoted ′; else leave it empty.

For example, to change 3 1/2 inches to cms enter 3.5 in the second field.

If our tool has been helpful to you bookmark it as inches to centimeters converter or something like that.

Frequent conversions on our site include:

By now you know all about inches in cm and how to convert in to cm.

But what about an inch in meters, millimeters and decimeters, that is in the other decimal units of the SI (International System of Units) system?

1″ in millimeters = 25.4 mm
1″ in decimeters = 0.254 dm
1″ in meters = 0.0254 m
1″ in kilometers = 0.0000254 km

A millimeter is 10−3 m, a decimeter is 10−1 and a kilometer is 103 m.

The value of a centimeter in base 10 exponential notation of a meter is 10−2.

On This Site

We have created this site because inch into cm is something searched often.

Here we want to do more than just stating the result, so we have included some addition pieces of information which can be useful to you.

Since 1959 a yard is defined as 0.9144 meters.

One yard comprises of 3 feet, and a feet has 12 inches.

Therefore the international inch is exactly 0.0254 meters, or 2.54 centimeters.

The inch symbol is ″, known as double prime.

In turn, since 1983, a meter is defined as the distance light passes in a specific, short fraction of time.

Originally, the meter was defined as 1/10000000 of the distance between the equator and the North Pole.

If you are not from the Unites States then you might be surprised to see the spelling variant centimetres, the international spelling for centimeters by the International Bureau of Weights and Measures.

In any case, the centimeter symbol is cm.

We have added the following image to sum all on inches to cm and the conversion inch to cm for you up as follows:

Here’s the content of this site in Spanish: pulgadas a centimetros.

This end our article about ″ in cm and the ″ cm conversion.

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– Article written by Mark, last updated on February 12th, 2024