Conversion formula

The conversion factor from millimeters to kilometers is 1.0E-6, which means that 1 millimeter is equal to 1.0E-6 kilometers:

1 mm = 1.0E-6 km

To convert 8440 millimeters into kilometers we have to multiply 8440 by the conversion factor in order to get the length amount from millimeters to kilometers. We can also form a simple proportion to calculate the result:

1 mm → 1.0E-6 km

8440 mm → L_(km)

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

L_(km) = 8440 mm × 1.0E-6 km

L_(km) = 0.00844 km

The final result is:

8440 mm → 0.00844 km

We conclude that 8440 millimeters is equivalent to 0.00844 kilometers:

8440 millimeters = 0.00844 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 118.48341232227 × 8440 millimeters.

Another way is saying that 8440 millimeters is equal to 1 ÷ 118.48341232227 kilometers.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that eight thousand four hundred forty millimeters is approximately zero point zero zero eight kilometers:

8440 mm ≅ 0.008 km

An alternative is also that one kilometer is approximately one hundred eighteen point four eight three times eight thousand four hundred forty millimeters.

Conversion table

millimeters to kilometers chart

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