1000 mm = how many km

1000mm=1m

1000m=1km

do the math

1 m = 1000 mm

1 k = 1000 km

1,000 * 1,000 = ??

OR 1000/(1000)^2

or 1000 mm = 0.001 km.

To convert millimeters (mm) to kilometers (km), you need to divide the number of millimeters by 1,000,000.

Here's how you can calculate it:

1. Determine the value in kilometers by dividing the length in millimeters by 1,000,000.
For example: 1000 mm / 1,000,000 = 0.001 km

Therefore, 1000 millimeters is equal to 0.001 kilometers.