980 decimeters in kilometers

Conversion formula
How to convert 980 decimeters to kilometers?

We know (by definition) that: $1\mathrm{dm}=0.0001\mathrm{km}$

We can set up a proportion to solve for the number of kilometers.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 980 ⁢ dm = 0.098 ⁢ km

Conversion in the opposite direction

The inverse of the conversion factor is that 1 kilometer is equal to 10.2040816326531 times 980 decimeters.

It can also be expressed as: 980 decimeters is equal to $\frac{1}{\mathrm{10.2040816326531}}$ kilometers.

Approximation

An approximate numerical result would be: nine hundred and eighty decimeters is about zero point one zero kilometers, or alternatively, a kilometer is about ten point one nine times nine hundred and eighty decimeters.