680 meters in kilometers
Result
The conversion result is: 680 meters is equivalent to 0.68 kilometers.[1]
Conversion formula
How to convert 680 meters to kilometers?
We know (by definition) that: 1 m = 0.001 km.
We can set up a proportion to solve for the number of kilometers.
1 m / 680 m = 0.001 km / x km
Now, we cross multiply to solve for our unknown x:
x km = (680 m / 1 m) * 0.001 km → x km = 0.68 km
Conclusion:
680 m = 0.68 km
Conversion in the opposite direction
The inverse of the conversion factor is that 1 kilometer is equal to 1.47058823529412 times 680 meters.
It can also be expressed as: 680 meters is equal to 1 / 1.47058823529412 kilometers.
Approximation
An approximate numerical result would be: six hundred and eighty meters is about zero kilometers, or alternatively, a kilometer is about one point four seven times six hundred and eighty meters.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.