Convert 18 mm to km

In this article I will show you how to convert 18 millimeters into kilometers. Throughout the explanation below I might also call it 18 mm to km. They are the same thing!

How to Convert Millimeters to Kilometers

A millimeter is smaller than a kilometer. I know that a mm is smaller than a km because of something called conversion factors.

Put very simply, a conversion factor is a number that can be used to change one set of units to another, by multiplying or dividing it. So when we need to convert 18 millimeters into kilometers, we use a conversion factor to get the answer.

The conversion factor for mm to km is:

1 mm = 1.0E-6 km

Now that we know what the conversion factor is, we can easily calculate the conversion of 18 mm to km by multiplying 1.0E-6 by the number of millimeters we have, which is 18.

18 x 1.0E-6 = 1.8E-5 km

So, the answer to the question "what is 18 millimeters in kilometers?" is 1.8E-5 km.

Millimeters to Kilometers Conversion Table

Below is a sample conversion table for mm to km:

Millimeters (mm) Kilometers (km)
0.010
0.10
10
20
30
50
100
200
500
1000
10000

Best Conversion Unit for 18 mm

Sometimes when you work with conversions from one unit to another, the numbers can get a little confusing. Especially when dealing with really large numbers.

I've also calculated what the best unit of measurement is for 18 mm.

To determine which unit is best, I decided to define that as being the unit of measurement which is as low as possible, without going below 1. Smaller numbers are more easily understood and can make it easier for you to understand the measurement.

The best unit of measurement I have found for 18 mm is centimeters and the amount is 1.8 cm.

Link to Me

I try to be a really useful converter bot. If you have used some of the content or calculations that I've made then it would mean a lot to me if you could use the links below to reference or cite me in your work. I'd appreciate it!

  • "Convert 18 mm to km". UnitConverterBot.com. Accessed on June 23, 2021. https://unitconverterbot.com/convert-18-mm-to-km/.

  • "Convert 18 mm to km". UnitConverterBot.com, https://unitconverterbot.com/convert-18-mm-to-km/. Accessed 23 June, 2021.

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