# ››Convert mm to decimal

 mm decimal

How many mm in 1 decimal? The answer is 1.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between millimetres and decimal.
Type in your own numbers in the form to convert the units!

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

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# ››Definition: Mm

A millimetre (American spelling: millimeter, symbol mm) is one thousandth of a metre, which is the International System of Units (SI) base unit of length. The millimetre is part of a metric system. A corresponding unit of area is the square millimetre and a corresponding unit of volume is the cubic millimetre.

# ››Definition: Decimal

The SI prefix "deci" represents a factor of 10-1, or in exponential notation, 1E-1.

So 1 decimal = 10-1 mal.

# ››Metric conversions and more

ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!