Cm to Inches Length Conversion – (& quick Inches to cm calculator)

You want to convert from centimeters to inches? Try out this simple cm to inches length converter. To use the cm to inches length converter, type a value in the centimeters fields and it will convert the cm into inches.


Cm-Inches Length Conversion Calculator

cm —> inches
cm <--- inches

Calculations: 1in × 2.54cm/in = 2.54cm

Check also : centimeters to feet cm to ft and ft to cm) m calculator

The basics of cm and inches as a unit of length

An Inch

An inch(in.) is also used width or distance measuring in imperial systems and US customary system or measurement. Which is is equal to 1/12th of a foot or a length of 2.54 centimeters or 245.4 millimeters since 1959. The Inches is the standard American Engineering system (SAE), which can be traced back to Roman system of measurement. The inch comes from the latin word “uncia” which is “one-twelfth” of a Roman foot length.


A centimeter, (centimeter) with the symbol “cm” is one of the international standard and metric unit of length. One centimeter is equal to 1/100th or 0.01 meter. The prefix, “centi” is one of the many metric prefixes (micro, nano, kilo, mega, centi, tera) used to measure length in meters. The centimeter, or cm in the metric system is widely used in the world. The centimeter is used where there is a need for a smaller denomination of the meter. It is commonly used for measurement outside of the United States.

You will find inches widely used in industrial manufacturing,  including medicine, science,  government and consumer products in the US, and Canada. American students should be familiar with both metric and SAE system.

cm to inches and inches to cm length conversion calculator

How to convert centimeters to inches

The Cm to inches Conversion Formula: There are two ways to convert from centimeters to inches. One is division, the other is multiplication.

  • Length in inches L(in)= length in centimeters L(cm) / 2.54 
  • Length in inches L(in)= length in centimeters L(cm) * 0.39370078740157 

Cm into inch conversion example

20 centimeters is equal to L(in) = 24/2.54 = 9.4488 inches.

Also, 20 cm into inches is calculated thus : 24 * 0.39370078740157 = 9.4488 inches to 4 decimal places.

The division and the multiplication length conversions will all give the same result.

centimeter to inches length conversion chart



How to convert inches to cm – centimeters

The inches to cm length conversion requires a different formula and there equally two ways to convert from inches to centimeters. One is division, the other is multiplication.

  • Length in cm L(cm) = length in inches L(in) * 2.54 
  • Length in cm L(cm) = length in inches L(in) / 0.39370078740157 

For example

Let us use the first formula, where the distance L in centimeters (cm) is equal to the distance L in inches (″) times 2.54:

To calculate 18 inches in centimeters, we have L(cm) = 18 inch × 2.54 = 45.72 centimeters.


Inches to centimeter (inch to cm) distance conversion chart


Dimensional analysis of centimeters

Here is a conversion chart of centimeters to other units

Nautical Miles0.00000539957


other centimeters cm length conversions

The table below shows how to convert from cm to other length measurements:

cm to other unitsFormula
cm to Feetft=cm*0.032808
cm to Metersm=cm/100
cm to Inchesin=cm*0.39370
cm to Yardsyd=cm*0.010936
cm to Kilometerskm=cm/100000
cm to Milesmi=cm*0.0000062137


How many cm in an inch are there anyway?

How many centimeters in an inch of length? One inch is equal to 2.54 centimeters. To calculate, we have: 1 inch * 2.54cm = 2.54cm

How many inches in a centimeter?

one centimeters equal how many inches? 1 centimeter is equal to 0.3937007874015748 inches in decimals, which is the same as 1/2.54 as a fraction. What i mean is: 1 cm = 0.3937007874015748 inch = (1/2.54) inches.


Best length measurement tools


Other centimeters to inches Length conversions


Leave a Comment