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 138 millimeters into centimeters we have to multiply 138 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
138 mm → L(cm)
Solve the above proportion to obtain the length L in centimeters:
L(cm) = 138 mm × 0.1 cm
L(cm) = 13.8 cm
The final result is:
138 mm → 13.8 cm
We conclude that 138 millimeters is equivalent to 13.8 centimeters:
138 millimeters = 13.8 centimeters
Alternative conversion
We can also convert by utilizing the inverse value of the conversion factor. In this case 1 centimeter is equal to 0.072463768115942 × 138 millimeters.
Another way is saying that 138 millimeters is equal to 1 ÷ 0.072463768115942 centimeters.
Approximate result
For practical purposes we can round our final result to an approximate numerical value. We can say that one hundred thirty-eight millimeters is approximately thirteen point eight centimeters:
138 mm ≅ 13.8 cm
An alternative is also that one centimeter is approximately zero point zero seven two times one hundred thirty-eight 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) |
---|---|
139 millimeters | 13.9 centimeters |
140 millimeters | 14 centimeters |
141 millimeters | 14.1 centimeters |
142 millimeters | 14.2 centimeters |
143 millimeters | 14.3 centimeters |
144 millimeters | 14.4 centimeters |
145 millimeters | 14.5 centimeters |
146 millimeters | 14.6 centimeters |
147 millimeters | 14.7 centimeters |
148 millimeters | 14.8 centimeters |