How many cm in 1 em?
The answer is 0.42175176.
We assume you are converting between centimetre and em.
You can view more details on each measurement unit: cm or
em
The SI base unit for length is the metre.
1 metre is equal to 100 cm, or 237.10630158366 em.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between centimetres and em.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of cm to em

1 cm to em = 2.37106 em

5 cm to em = 11.85532 em

10 cm to em = 23.71063 em

15 cm to em = 35.56595 em

20 cm to em = 47.42126 em

25 cm to em = 59.27658 em

30 cm to em = 71.13189 em

40 cm to em = 94.84252 em

50 cm to em = 118.55315 em

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You can do the reverse unit conversion from
em to cm, or enter any two units below:

A centimetre (American spelling centimeter, symbol cm) is a unit of length that is equal to one hundreth of a metre, the current SI base unit of length. A centimetre is part of a metric system. It is the base unit in the centimetre-gram-second system of units. A corresponding unit of area is the square centimetre. A corresponding unit of volume is the cubic centimetre.

The centimetre is a now a non-standard factor, in that factors of 10^{3} are often preferred. However, it is practical unit of length for many everyday measurements. A centimetre is approximately the width of the fingernail of an adult person.

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