Conversion formula

The conversion factor from centimeters to millimeters is 10, which means that 1 centimeter is equal to 10 millimeters:

1 cm = 10 mm

To convert 23.4 centimeters into millimeters we have to multiply 23.4 by the conversion factor in order to get the length amount from centimeters to millimeters. We can also form a simple proportion to calculate the result:

1 cm → 10 mm

23.4 cm → L_(mm)

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

L_(mm) = 23.4 cm × 10 mm

L_(mm) = 234 mm

The final result is:

23.4 cm → 234 mm

We conclude that 23.4 centimeters is equivalent to 234 millimeters:

23.4 centimeters = 234 millimeters

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 millimeter is equal to 0.0042735042735043 × 23.4 centimeters.

Another way is saying that 23.4 centimeters is equal to 1 ÷ 0.0042735042735043 millimeters.

Approximate result

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

23.4 cm ≅ 234 mm

An alternative is also that one millimeter is approximately zero point zero zero four times twenty-three point four centimeters.

Conversion table

centimeters to millimeters chart

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