The nearest kilometres to 1640.5986305 km is 1641 km.
Given value is 1640.5986305 Km.
We have to calculate the round off value to the nearest kilometres. we know that after the decimal if the value of tenth place is 5 or bigger than 5 then we add 1 to the tens place digit, this is the fundamental rule of rounding off.
Now on following this rule from the very right hand side up to the tenth place digit we come to the conclusion that only the value after the decimal (5986) is to be rounded off which is (6000).
So 1640.5986305 km is finally becomes 1640.6000 km after rounding of to nearest hundredth value.
Again rounding off 1640.6000 km to nearest km so it becomes 1641 km .
The nearest kilometres to 1640.5986305 km is 1641 km.
For more details on round off follow the link:
https://brainly.com/question/1093198
