# Convert 15 j to kj

So you want to convert 15 joules into kilojoules? If you're in a rush and just need the answer, the calculator below is all you need. **The answer is 0.015 kilojoules**.

## How to convert joules to kilojoules

We all use different units of measurement every day. Whether you're in a foreign country and need to convert the local imperial units to metric, or you're baking a cake and need to convert to a unit you are more familiar with.

Luckily, converting most units is very, very simple. In this case, all you need to know is that 1 j is equal to 0.001 kj.

Once you know what 1 j is in kilojoules, you can simply multiply 0.001 by the total joules you want to calculate.

So for our example here we have 15 joules. So all we do is multiply 15 by 0.001:

## What is the best conversion unit for 15 j?

As an added little bonus conversion for you, we can also calculate the best unit of measurement for 15 j.

What is the "best" unit of measurement? To keep it simple, let's say that the best unit of measure is the one that is the lowest possible without going below 1. The reason for this is that the lowest number generally makes it easier to understand the measurement.

**For 15 j the best unit of measurement is milliwatt-hours, and the amount is 4.1666666666667 mlwhr.**

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## More unit conversions

Hopefully this has helped you to learn about how to convert 15 j to kj. If you want to calculate more unit conversions, head back to our main unit converter and experiment with different conversions.