100 centimeters in millimeters

Result

The conversion result is: 100 centimeters is equivalent to 1000 millimeters.^[1]

Conversion formula
How to convert 100 centimeters to millimeters?

We know (by definition) that: 1 cm = 10 mm.

We can set up a proportion to solve for the number of millimeters.

1 cm / 100 cm = 10 mm / x mm

Now, we cross multiply to solve for our unknown x:

x mm = (100 cm / 1 cm) * 10 mm → x mm = 1000 mm

Conclusion:

100 cm = 1000 mm

Conversion in the opposite direction

The inverse of the conversion factor is that 1 millimeter is equal to 0.001 times 100 centimeters.

It can also be expressed as: 100 centimeters is equal to 1 / 0.001 millimeters.

Approximation

An approximate numerical result would be: one hundred centimeters is about one thousand millimeters, or alternatively, a millimeter is about zero times one hundred centimeters.