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 670 millimeters into kilometers we have to multiply 670 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

670 mm → L_(km)

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

L_(km) = 670 mm × 1.0E-6 km

L_(km) = 0.00067 km

The final result is:

670 mm → 0.00067 km

We conclude that 670 millimeters is equivalent to 0.00067 kilometers:

670 millimeters = 0.00067 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 1492.5373134328 × 670 millimeters.

Another way is saying that 670 millimeters is equal to 1 ÷ 1492.5373134328 kilometers.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred seventy millimeters is approximately zero point zero zero one kilometers:

670 mm ≅ 0.001 km

An alternative is also that one kilometer is approximately one thousand four hundred ninety-two point five three seven times six hundred seventy 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