How many cm squared in 1 mm squared?
The answer is 0.01.

We assume you are converting between **square centimetre** and **square millimetre**.

You can view more details on each measurement unit:

cm squared or
mm squared

The SI derived unit for **area** is the square meter.

1 square meter is equal to 10000 cm squared, or 1000000 mm squared.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between square centimeters and square millimeters.

Type in your own numbers in the form to convert the units!

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

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