Conversion formula

The conversion factor from millimeters to centimeters is 0.1, which means that 1 millimeter is equal to 0.1 centimeters:

1 mm = 0.1 cm

To convert 311 millimeters into centimeters we have to multiply 311 by the conversion factor in order to get the length amount from millimeters to centimeters. We can also form a simple proportion to calculate the result:

1 mm → 0.1 cm

311 mm → L_(cm)

Solve the above proportion to obtain the length L in centimeters:

L_(cm) = 311 mm × 0.1 cm

L_(cm) = 31.1 cm

The final result is:

311 mm → 31.1 cm

We conclude that 311 millimeters is equivalent to 31.1 centimeters:

311 millimeters = 31.1 centimeters

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 centimeter is equal to 0.032154340836013 × 311 millimeters.

Another way is saying that 311 millimeters is equal to 1 ÷ 0.032154340836013 centimeters.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three hundred eleven millimeters is approximately thirty-one point one centimeters:

311 mm ≅ 31.1 cm

An alternative is also that one centimeter is approximately zero point zero three two times three hundred eleven millimeters.

Conversion table

millimeters to centimeters chart

For quick reference purposes, below is the conversion table you can use to convert from millimeters to centimeters