Unit Converter
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 31 millimeters into centimeters we have to multiply 31 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
31 mm → L(cm)
Solve the above proportion to obtain the length L in centimeters:
L(cm) = 31 mm × 0.1 cm
L(cm) = 3.1 cm
The final result is:
31 mm → 3.1 cm
We conclude that 31 millimeters is equivalent to 3.1 centimeters:
31 millimeters = 3.1 centimeters
Alternative conversion
We can also convert by utilizing the inverse value of the conversion factor. In this case 1 centimeter is equal to 0.32258064516129 × 31 millimeters.
Another way is saying that 31 millimeters is equal to 1 ÷ 0.32258064516129 centimeters.
Approximate result
For practical purposes we can round our final result to an approximate numerical value. We can say that thirty-one millimeters is approximately three point one centimeters:
31 mm ≅ 3.1 cm
An alternative is also that one centimeter is approximately zero point three two three times thirty-one 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
millimeters (mm) | centimeters (cm) |
---|---|
32 millimeters | 3.2 centimeters |
33 millimeters | 3.3 centimeters |
34 millimeters | 3.4 centimeters |
35 millimeters | 3.5 centimeters |
36 millimeters | 3.6 centimeters |
37 millimeters | 3.7 centimeters |
38 millimeters | 3.8 centimeters |
39 millimeters | 3.9 centimeters |
40 millimeters | 4 centimeters |
41 millimeters | 4.1 centimeters |